Heat oven to 350°F. Grease and flour bottom only of one 9x5 or two 8x4-inch loaf pans*. In large bowl, combine sugar and margarine; beat until light and fluffy.
Add bananas, sour cream and eggs; blend well. Stir in flour, baking soda and salt; blend well. Fold in chocolate chips, cherries and nuts. Pour into greased and floured pan.
Bake at 350°F. for 55 to 65 minutes or until toothpick inserted in center comes out clean. Cool 15 minutes; remove from pan. Cool completely. Wrap tightly and store in refrigerator.