For a 3 1/2-year-old, Elmo sure has sung a lot on "Sesame Street" with some of the best musicians in the world.

Fellow Sesame Street character Abby Cadabby also made her debut, performing with Loretta Lynn's granddaughter Tayla Lynn.

Elmo and Abby Cadabby will head to Nashville as part of Sesame Street's first every performance at the Grand Ole Opry show.

Elmo helped ring in the Grand Ole Opry's 100th anniversary this year by co-hosting with his “Sesame Street” pal Abby Cadabby.

“Sesame Street” debuted in 1969, and has helped generations of children learn, grow and be kind with characters like Bert, Ernie and Grover. Elmo wasn’t officially Elmo, though, until 1980 ...

Elmo helped ring in the Grand Ole Opry's 100th anniversary this year by co-hosting with his “Sesame Street” pal Abby Cadabby. Elmo, in a little blue cowboy hat and matching shirt, teamed up for a duet ...