Tonight in HD: March 30

The Big Bang Theory's Kunal Nayyar and guest star Eliza Dushku

Friends (TV2, 6.30, R)

Phoebe and her half-brother have trouble bonding; Joey attempts to build an entertainment centre; Ross is challenged to name the five celebrities he’d most like to sleep with.

Two and a Half Men (TV2, 7.30)

Charlie and Alan try to set up their mother with Russell, the pharmacist.

Politically Incorrect Guide to Teenagers (TV One, 8.00)

Nigel Latta offers more tips on how to handle teenagers.

The Big Bang Theory (TV2, 8.30)

When an FBI agent interviews the guys for Wolowitz’s security clearance, Sheldon’s answers during the screening put Wolowitz’s clearance in jeopardy. Eliza Dushku guest stars. What the critics say: The TV Obsessed.

Hawaii Five-O (TV3, 8.30, 5.1)

Danny’s ex-partner in the Honolulu Police Department is murdered and his charred body is found in a barbecue pit during a luau. What the critics say: TV Fanatic, Alex O’Loughlin Rocks!

Cougar Town (TV2, 9.00)

It’s Jules’ birthday, and that can only mean one thing – gift contest! Travis introduces Bobby to a device that irrigates the nasal passages, but not without consequences. What the critics say: Unreality Shout.

Sons of Anarchy (TV3, 9.30, 5.1)

The League’s actions begin to bear fruit as SAMCRO starts to unravel. What the critics say: AV Club, What’s Alan Watching.

The Mentalist (TV2, 10.30, R)

Even after Bosco arrests Jane and puts him in prison for spying on him, Jane is able to help the CBI team from his cell to solve the murder of a young man.

Bones (TV3, 11.05, 5.1, R)

A corpse discovered at the bottom of a gorge throws the lab into a panic when its bones begin to disintegrate.