LOS ANGELES, CA  [Monday Jan.8.2007]  /Mix103FM.com/ -- There's a new rumor spreading around that Justin Timberlake is getting hot-n-heavy with sexy actress Scarlett Johansson.

The pair had been spending time together on set of Justin's latest video, "What Goes Around," and have also been seen hanging out at the premiere of "Alpha Dog," in which Timberlake stars.

JT's long-time girlfriend, Cameron Diaz, was nowhere to be found at the event, further fueling gossip that the couple had split.

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