WireImage 1 / 7

An unlikely celebrity couple may be emerging! ET's special source spotted Janet Jackson warming up to actor and ladies' man Colin Farrell.

The two were seen last week sitting side by side in a booth at the renowned Polo Lounge located in the Beverly Hills Hotel.

Jackson performed a medley of her hits on Sunday night's 2009 American Music Awards. Meanwhile, Farrell has several movies in the works.