THISWEEKEND

Definitely, Maybe | A divorcing Manhattan dad recounts his pre-marriage life.

Jumper | Teleporters fight those who would kill them.

The Spiderwick Chronicles | Mystery awaits the Grace family at their great-great-uncle’s home.

Step Up 2 the Streets | A street dancer finds herself on the outside at arts school.

George A. Romero’s Diary of the Dead | Students making a horror film record real terror.

The Killing of John Lennon | A look inside the mind of Mark David Chapman leading up to his murder of the former Beatle.

The 2007 Academy Award Nominated Short Films | This year’s nominated live-action and animated shorts.

The Year My Parents Went on Vacation | This Brazilian coming of age story thrusts 12-year-old Mauro into a maelstrom of political and personal upheaval.

The Witnesses | Four friends experience the onset of the AIDS epidemic.