1Preheat oven to 350 degrees lightly coat a 13by9 inch baking pan with nonstick cooking spray. Combine flour,baking powder soda and salt Set aside.
2Combine bananas,milk and pineapple juice. set aside. Beat eggs and splenda at high speed with an electric mixer for 5 minutes. Add butter and extracts. beat at medium speed until blended about 1 minute.
3Add flour mixture alternately with banana mixture. Beginning and ending with flour mixture. Beat at low speed,just until blended after each addition. do not overmix. Spoon into prepared pan.
4Bake in preheated oven 25 minutes or until cake is done. Cool in pan.
Beat cream cheese and butter at medium speed with mixer until creamy. Gradually and splenda beating at medium speed until blended. Stir in vanilla. Spread over cooled bars. Chill 30 minutes before cutting into bars.