Among her most famous roles were as Trixie Norton on `` The Honeymooners '' with Jackie Gleason , and as the voice of Belle in the perennial favorite `` Mister Magoo 's Christmas Carol '' .
Her most famous roles were as Trixie Norton on `` The Honeymooners '' with Jackie Gleason , and as the voice of Belle in the perennial favorite `` Mister Magoo 's Christmas Carol '' .