One Tree Hill is an hour-long young adult drama that premiered on the WB in September 2003. Set in Tree Hill, a fictional town in North Carolina, it revolves around half brothers Lucas and Nathan Scott (played by Chad Michael Murray and James Lafferty).
- In a season 3 episode, Peyton tells Pete Wentz that she was worried that he would become her Mr. Snuffleupagus, after he arrived at the cabin that they are staying in a few days late. When Pete questions what a Snuffleupagus is, Peyton tells him the story of Mr. Snuffleupagus, and how only Big Bird could see him.
- In a season 4 episode, Lucas is showing Glenda his impression of Gollum from The Lord of the Rings. Glenda, not knowing who he is impersonating, guesses that it's Elmo.
- In a season 5 episode, Jamie talks to Brooke about what color he wants his race car. He says his parents want it red like Elmo, but he wants it blue, like Grover.
- In a season 6 episode, Victoria is helping Sam (Ashley Rickards) pick out a dress for Peyton's baby shower. Victoria picks out a green dress for Sam, but Sam doesn't take it, since it makes her look like Kermit the Frog.
- In the season 8 episode "Where Not to Look for Freedom", Quinn sings "Mah Na Mah Na" to her niece Lydia.
- In the season 8 episode "This Is My House, This Is My Home", Nathan tests out the new stage by lip syncing to the Muppet Show recording of "Mahna Mahna".