Heat 1/3 cup preserves in a microwave-safe bowl in the microwave on HIGH power for 30 seconds or until melted. Spread melted preserves over the bottom of crust.
Slice 1 banana and arrange, slices overlapping, over the preserves. Sprinkle banana slices with lemon juice. Fold 1/3 cup preserves and yogurt into whipped topping; spread mixture over fruit layer in piecrust. Cover pie and chill for 1 hour or up to several hours before serving. Slice remaining banana and arrange over top of pie. Melt remaining 2 Tbsp. preserves as directed above; drizzle over top of pie. Garnish with fresh mint leaves, if desired. Cut into wedges and serve. Makes 8 servings.