NEW YORK —  Wilmer Valderrama (search), who plays Fez on "That '70s Show," will host a trash-talking competition series, "Yo Momma," (search) set to air on MTV next year.

"Wilmer is wired into our audience. His humor, style and approachable personality make this a great fit for MTV (search)," Brian Graden, president of entertainment, said in a recent statement.

Adds Lois Curren, executive vice president, MTV Series Entertainment: "Wilmer joins a list of series creators/hosts that includes Ashton Kutcher, P. Diddy, Nick Cannon and many more who have found a home on MTV for their creative, genre-defining ideas."

In a four-week daily afternoon format, Valderrama, 25, will go into different neighborhoods to find the most astute trash-talkers. The top two contestants each day will compete for a cash prize and bragging rights, as well as the opportunity to move forward in the tournament-style competition.