Elmo spoke out after a 2004 “Sesame Street” video of him losing his cool over co-star Zoe’s pet rock, Rocco, went viral online.

Elmo is setting the record straight after a "Sesame Street" clip went viral showing him fighting with co-star Zoe over cookies.

"Sesame Street's" beloved muppet character Elmo has finally addressed his long standing feud with Zoe's pet rock Rocco. On Wednesday January 5, Elmo took to Twitter to assure "Sesame Street" fans ...

A clip from a 2004 'Sesame Street' episode resurfaced on Twitter, which refueled a feud between Elmo and Zoe's pet rock Rocco.

Elmo’s hilarious beef with Rocco, a pet rock of Zoe’s in "Sesame Street," is going viral online. Elmo and Rocco's feud has gone on since 1999.

Elmo spoke out after a 2004 “Sesame Street” video of him losing his cool over co-star Zoe’s pet rock, Rocco, went viral online.