Tonight in HD: July 21

I Love You, Man (TV3, 8.30)

Friends (TV2, 6.30, R)

Rachel tries to help her pampered younger sister find independence – but Jill flirting with Ross is not part of the plan. Reese Witherspoon guest stars.

Shortland Street (TV2, 7.00)

Tracey questions her motives; Nicole’s left in the dark; Winston plays Brooke’s bodyguard.

Chuck (TV2, 8.30)

Chuck and Sarah work on communicating and Awesome is reunited with someone from his brief spy past: Generalissimo Goya. Reviews: AV Club, IGN, What’s Alan Watching?

Movie: I Love You, Man (TV3, 8.30)

Engaged to the woman of his dreams yet uncomfortable with the prospect of not having a best man for his upcoming wedding, a successful real estate agent with no male friends schedules a series of ‘man dates’ in hopes of finding a suitable candidate for the big day. Paul Rudd, Jason Segal and Rashida Jones star. (2009)

Fringe (TV2, 10.30)

Peter grapples with the aftermath of recent events as Olivia desperately searches for an ally; the team discovers a critical device that communicates between universes. Reviews: Time, Entertainment Weekly, AV Club.

Life on Mars (TV3, 11.55, 5.1, R)

The squad investigates a series of decapitations, and Ray’s shady brother, Eddie, may be involved.

Criminal Minds (TV One, 12.00, R)

On the anniversary of a serial killer’s execution, a murder spree that appears to be connected to him begins and the team must try and understand his mind in order to stop it.