The pair met two weeks ago during rehearsals for the Idol Gives Back special and they've already been on several dates.

A spy tell us that they clicked straight away and in no time Lacey, 20, was teasing David, 25, about his trip to hospital to be treated for high blood pressure. , "Lacey met David during rehearsals and they had an intense chemistry immediately!

The season seven winner was spotted wearing a wedding ring at his Oct.

is david cook dating lacey schwimmer-24

He was Lacey's first boyfriend -- her first love -- but by the end of the rehearsal Lacey and David exchanged numbers."The mole says that Lacey had never watched Idol before she met David, but after the rehearsal she went home and downloaded all his performances.

"She liked him even more after she realized he's so talented," our source said.

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We hear the Idol front-runner has been missing his curfew to hang out with his new sweetheart and that he has been sneaking away to see her during the day.

Our source says Lacey, who finished in the top four of the dance contest last year, is "falling hard" for the rocker and that she's been in the audience at the Idol tapings for the last two weeks.

Could it be that David Cook turned in a lackluster performance last week because his mind has been on other things? has learned that a romance has been brewing between the American Idol finalist and So You Think You Can Dance runner-up Lacey Schwimmer.

Our source says Lacey, who finished in the top four of the dance contest last year, is "falling hard" for the rocker and that she's been in the audience at the Idol tapings for the last two weeks.

“He was Lacey’s first boyfriend — her first love — but by the end of the rehearsal Lacey and David exchanged numbers.” The source said that Schwimmer is very supportive and understands about the pressure Cook is under when he’s performing on the show.

, David Cook has more to celebrate than just an incredible run on American Idol.

They were totally flirting and she was joking with him saying, ' Don't make your heart rate go up too high.' They have the same sense of humor."Even Lacey's ex, fellow So You Think You Can Dance contestant Hawk, who was also at rehearsals, saw the sparks between Lacey and David.