By Zorianna Kit

LOS ANGELES (Reuters) - Last spring, Australian actor Sam Worthington was a Hollywood newcomer and box office unknown who was busy promoting his starring role in big-budget action flick "Terminator: Salvation."

Seven months later, following his turn in James Cameron's $2.7 billion blockbuster "Avatar," Worthington is now forever associated with the highest grossing film of all time.

LONDON (Reuters) - Emma Thompson as a 1940s supernanny has ended the three-week reign of Alice in Wonderland at the top of the UK box office, according to Screen International on Tuesday.

"Nanny McPhee and the Big Bang," with Thompson riding to the rescue of harassed mum Maggie Gyllenhaal, took 2.58 million pounds on its debut weekend.

By James Hibberd

LOS ANGELES (Hollywood Reporter) - Fox's latest reality project has everyday singles bringing celebrity fiances to meet their parents -- except it's all a prank. In the show "My Parents Are Gonna Love You," participants will tell their folks about a wonderful new significant other who turns out to be a famous face -- and utterly obnoxious.

By Mike Barnes

LOS ANGELES (Hollywood Reporter) - Michael Rosenfeld, a founding partner at Creative Artists Agency who shaped such showbiz classics as "West Side Story," "Mary Poppins" and "Rich Man, Poor Man," died March 25 of respiratory failure in Los Angeles after a long illness. He was 75.

NEW YORK (Reuters) - A documentary adapted from the best-selling book "Freakonomics" by filmmakers Alex Gibney and Morgan Spurlock will feature as the closing film at the Tribeca Film Festival, organizers said on Monday.

"Freakonomics," based on the book which applies economic theory to societal issues like crime and effective parenting that sold more than 4 million copies worldwide, will premiere at Tribeca that runs from April 21 to May 2.