Christopher Ashton Kutcher (; born February 7, 1978), best known as
Ashton Kutcher, is an
American film actor,
television actor, producer and former
fashion model, best-known for playing
Michael Kelso in the
Fox sitcom
That '70s Show. He created, produced and hosted
Punk'd. He played lead roles in such films as
Dude, Where's My Car?,
Just Married,
The Butterfly Effect,
The Guardian and
What Happens in Vegas.
He is also the producer and co-creator of the supernatural TV show
Room 401. and the reality TV show
Beauty and the Geek. He is married to actress
Demi Moore. , Kutcher is the most followed user on the social-networking site
Twitter.