diff --git a/lib/main.dart b/lib/main.dart
index 7a878eb..339dbd5 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -70,7 +70,9 @@ class _HomePageState extends State<HomePage> {
 
     Future<void> addNewValue(BuildContext context) {
       return showDialog(
-          context: context, builder: (_) => AlertDialog(content: dialog));
+        context: context,
+        builder: (_) => AlertDialog(content: dialog),
+      );
     }
 
     Widget? floatingButton;
diff --git a/lib/pages/expense.dart b/lib/pages/expense.dart
index 5c45ce7..f4f023a 100644
--- a/lib/pages/expense.dart
+++ b/lib/pages/expense.dart
@@ -17,6 +17,10 @@ class ExpensePage extends StatefulWidget {
 }
 
 class _ExpensePageState extends State<ExpensePage> {
+  refresh() {
+    setState(() {});
+  }
+
   @override
   Widget build(BuildContext context) {
     expenses.sort(
@@ -39,14 +43,31 @@ class _ExpensePageState extends State<ExpensePage> {
                 child: Dismissible(
                   key: Key(curr.toString()),
                   background: Container(
-                    color: Colors.red,
+                    color: Colors.blue,
                     child: Row(
+                      mainAxisSize: MainAxisSize.max,
                       children: [
-                        Icon(Icons.delete),
-                        Text("Delete!"),
+                        Container(
+                          color: Colors.red,
+                          child: Row(
+                            mainAxisSize: MainAxisSize.max,
+                            children: [
+                              Icon(Icons.delete),
+                              Text("Delete"),
+                            ],
+                          ),
+                        ),
                         Spacer(),
-                        Text("Delete!"),
-                        Icon(Icons.delete),
+                        Container(
+                          color: Colors.yellow,
+                          child: Row(
+                            mainAxisSize: MainAxisSize.max,
+                            children: [
+                              Text("Edit"),
+                              Icon(Icons.edit),
+                            ],
+                          ),
+                        ),
                       ],
                     ),
                   ),
@@ -54,6 +75,26 @@ class _ExpensePageState extends State<ExpensePage> {
                     setState(() {
                       expenses.remove(curr);
                     });
+                    switch (direction) {
+                      case DismissDirection.startToEnd:
+                        // Only remove the item from the list.
+                        break;
+                      case DismissDirection.endToStart:
+                        // Open an edit dialog, then remove the item from the list.
+                        showDialog(
+                          context: context,
+                          builder: (_) => AlertDialog(
+                            content: ExpenseInputDialog(
+                              notifyParent: refresh,
+                              expense: curr,
+                            ),
+                          ),
+                        );
+                        break;
+                      default:
+                        UnimplementedError(
+                            "Direction ${direction.toString()} not recognized.");
+                    }
                   },
                   child: Container(
                     decoration: BoxDecoration(
@@ -96,17 +137,6 @@ class _ExpensePageState extends State<ExpensePage> {
                               ),
                             ),
                           ),
-                          IconButton(
-                            icon: Icon(Icons.edit_off),
-                            onPressed: () {
-                              // TODO: Open the item in the dialog with the NAME field disabled.
-                              ScaffoldMessenger.of(context).showSnackBar(
-                                const SnackBar(
-                                  content: Text("Editing still TBD"),
-                                ),
-                              );
-                            },
-                          ),
                         ],
                       ),
                     ),
@@ -120,9 +150,12 @@ class _ExpensePageState extends State<ExpensePage> {
 
 class ExpenseInputDialog extends StatefulWidget {
   final Function() notifyParent;
+  final Expense? expense;
+
   const ExpenseInputDialog({
     super.key,
     required this.notifyParent,
+    this.expense,
   });
 
   @override
@@ -147,6 +180,12 @@ class _ExpenseInputDialogState extends State<ExpenseInputDialog> {
           alignment: FractionalOffset.topRight,
           child: IconButton(
             onPressed: () {
+              if (widget.expense != null) {
+                setState(() {
+                  expenses.add(widget.expense!);
+                  widget.notifyParent();
+                });
+              }
               Navigator.of(context).pop();
             },
             icon: Icon(Icons.clear),
@@ -154,7 +193,9 @@ class _ExpenseInputDialogState extends State<ExpenseInputDialog> {
         ),
         AlertDialog(
           insetPadding: EdgeInsets.all(0),
-          title: Text("New Expense"),
+          title: widget.expense == null
+              ? Text("New Expense")
+              : Text("Edit Expense"),
           content: Form(
             key: _expenseFormKey,
             child: Column(
@@ -168,6 +209,8 @@ class _ExpenseInputDialogState extends State<ExpenseInputDialog> {
                     hintStyle: TextStyle(fontSize: 12.0),
                     errorStyle: TextStyle(fontSize: 10.0),
                   ),
+                  initialValue:
+                      widget.expense == null ? "" : widget.expense!.name,
                   validator: (value) {
                     if (value!.isEmpty) {
                       return "Name must be provided.";
@@ -189,6 +232,9 @@ class _ExpenseInputDialogState extends State<ExpenseInputDialog> {
                     hintStyle: TextStyle(fontSize: 12.0),
                     errorStyle: TextStyle(fontSize: 10.0),
                   ),
+                  initialValue: widget.expense == null
+                      ? ""
+                      : widget.expense!.cost.toString(),
                   validator: (value) {
                     if (value == null || value.isEmpty) {
                       return "Cost must be provided.";
@@ -230,7 +276,9 @@ class _ExpenseInputDialogState extends State<ExpenseInputDialog> {
                         ),
                       )
                       .toList(),
-                  value: Frequency.montly,
+                  value: widget.expense == null
+                      ? Frequency.montly
+                      : widget.expense!.frequency,
                   decoration: InputDecoration(
                     labelText: "Frequency",
                     errorStyle: TextStyle(fontSize: 10.0),
@@ -256,6 +304,8 @@ class _ExpenseInputDialogState extends State<ExpenseInputDialog> {
                     hintStyle: TextStyle(fontSize: 12.0),
                     errorStyle: TextStyle(fontSize: 10.0),
                   ),
+                  initialValue:
+                      widget.expense == null ? "" : widget.expense!.description,
                   validator: (value) {
                     return null;
                   },