From Muppet Wiki

Mo Frackle appeared with the Muppet team on Family Feud in 2001. This Frackle was originally named Skankin Frackle^[1] by builder James Wojtal. His appearance is similar to (and possibly based on) two Frackles: Boppity and Gloat.

Sources

1. ↑ muppetcentral.com forum post by puppet builder