A cameo appearance on Sesame Street is a true honour!
One Direction sang about the importance of the letter ‘U’!
Katy Perry sang her hit ‘Hot And Cold’ with Cookie Monster.
And now it’s Sia‘s turn! The show released a teaser for her episode, airing on March 25th, and the song is super catchy.
They also shared this behind-the-scenes clip of Sia hanging with Elmo!