The new service allows users to playfully turn themselves into their favorite artist.
The cast of the CBS sitcom also lent their voices to Apple TV+'s Carpool Karaoke: The Series.
A karaoke mic is fine for a solo singing sesh, but you'll want to use a karaoke machine to really turn the party up
The track may be a hit, but even the star has "no idea" what one part of the lyrics are.
The star's new album Chemistry dropped Friday.
One of the actress' co-stars said her rendition of a Grease track "really brought the house down."
Apple Music Sing will be available later this month for all Apple Music users worldwide.
Posh Spice took part in a Q&A on 'Watch What Happens Live.'
"They talked me into getting up there, and that kind of sparked the whole thing..."
Let us know your go-to karaoke track by voting in our poll.