A trio of crabs (consisting of a red crab, a blue crab, and a green crab) have appeared in various Henson Alternative productions.
Three crabs sang "three drunk crabs" in "The 12 Awkward Days of Xmas" video,
Clyde Stravinsky (a red crab) appeared on That Puppet Game Show. Red and Blue Crab and Shelley Spanks (a blue crab) are panelists on No, You Shut Up!.
A red crab appears in The Happytime Murders performed by Brian Henson. He is seen in a trash can on the beach.
The green crab puppet was originally built by Eric Englehardt and used as Cornelius the Crab for Jim Henson's Animal Show. The red crab puppet was designed by Eric Englehardt and built by Sean Johnson for Puppet Up!.