During the late 70's it was decided that Betty Boop needed to be updated for the 次 generation. The original カートゥーン were sent to Korea and were re-drawn and colored によって artists there.
Betty Boop makes a Brief Apperence near the ending in broadway sitting at a 表, テーブル as a canine ( Helen kane caricature most likley) 歌う in a Betty Boop Style to the tune of Hello Beautiful. Most likley Little ann little singing.