Jessica On Movie With Nick: Nope

Even as she was making her big screen debut as Daisy in "The Dukes of Hazzard," Jessica Simpson was downplaying reports she and husband Nick Lachey plan to make a movie together.

Simpson starred with Lachey in the MTV reality TV series "Newlyweds." (MTV is owned by Viacom, which is also the parent company of

But she

The Early Show co-anchor Harry Smith Monday a move by the two of them to the silver screen isn't in the cards.

"You know," Simpson said, "the track record on that is (not good). You know, we like to do the specials, and we went over to Iraq and performed for the troops. We like to do stuff like that.

"I don't know if we'll ever really do a movie together. I read somewhere that we were going to do 'Grease.' I was like, 'Oh, Lord.' "

"Dukes," which also stars Johnny Knoxville and Seann William Scott, zoomed right to the top of the box office charts this weekend, taking in $30.6 million in its first three days of release, according to studio estimates Sunday.

Simpson will perform some songs on The Early Show Wednesday, including "These Boots Are Made for Walkin'," from the "Dukes" soundtrack. The song is a remake of the Nancy Sinatra's hit.

Simpson told Smith she wanted very much to play Daisy: "I grew up watching "The Dukes of Hazzard (TV series). I'm from the South. It was definitely just part of the southern way. You watch "Dukes of Hazzard, you want to be in the General Lee (the car featured in the show), you want to step into the Daisy Dukes (short cutoff jeans shorts worn by Daisy).

"Especially when I heard Willie Nelson and Burt Reynolds and Johnny Knoxville and Seann William Scott, such an amazing cast. And we all had an amazing time together."

Simpson says she had some special help: "Lynda Carter who coached me on how to wear a bathing suit every day, because she was 'Wonder Woman.' Who would know better?"