Mary-Kate Olsen went on a secret date with "Superbad" actor Jonah Hill. The 22-year-old actress, who is believed to be in a relationship with artist Nate Lowman, was reportedly seen with Jonah at Los Angeles' Chateau Marmont Hotel last week.

A source told the National Enquirer magazine: "It was a shock to see Mary-Kate together with, of all people, geeky Jonah. They were on a double date with another couple, dining at the hotel around 10 pm."

Nicole Richie is reportedly furious over her fiance's friendship with Mary-Kate Olsen.

The 26-year-old socialite is believed to have told Good Charlotte rocker Joel Madden, 29, to stay away from the actress after she was seen flirting with him at a recent dinner.

It's been more than 6 months since Heath Ledger's death but the issues surrounding his demise is still very much alive, and Mary-Kate Olsen's involvement remains a conundrum to all.

The 22-year-old showbiz veteran had surprised the public when her name popped up during Ledger's initial death investigation. The masseuse who found the actor unconscious in his New York apartment had phoned Olsen first before calling 911 for help.

After bashing her and calling her a "troll," Spencer Pratt has apologized to Mary-Kate Olsen for his outburst.

Last week, Olsen had told David Letterman on his talk show that Pratt used to play soccer in their high school. She revealed that the reality TV actor had a short temper and would often walk out of the game.

Reality TV actor Spencer Pratt has just confirmed Mary-Kate Olsen's point. "The Hills" villain has called the pint-sized mogul a "troll" after she said he has a bad temper.

During her appearance in David Letterman's late night show, Olsen had told the host that Pratt played soccer in their high school and that "he does not have a good temper."