Heat butter and brown bananas on one side for 3-4 minutes flip and sprinkle with brown sugar and cinnamon brown other side for 3-4 minutes. Add rum to pan and ignite to burn off alcohol. Separate the bananas and rum. Set off heat and let sit till ready to use.
Prepare pudding with low fat milk blending 2 cups into each mix. Set aside.
Place half the lady fingers in a clear bowl a trifle dish if possible.
Sprinkle 1/2 the rum over ladyfingers.
Sprinkle 1/2 cup blueberries.
Spread 1/2 vanilla pudding.
Top 1/2 the bananas.
Spread 1/2 the chocolate pudding.
Spread 1/2 whipped cream.
Repeat the layers with remaining ladyfinger, rum, blueberries, puddings, bananas, and whipped cream.