The Hotdogs

From Muppet Wiki

The hotdogs, previously used as Frankie Frank and the Footers on CityKids, are part of the puppet cast of Puppet Up!. Appear in a sketch that features the whole cast showing the hotdogs acting out a group event - such as performing surgery or playing a drinking games.

Merchandise with the hotdogs was released with the caption "Bite Me!" and also adorned the 2006 Henson Company Holiday Greeting card.