The UK's biggest stand-up show is back for a second year. Channel 4's Comedy Gala, in aid of Great Ormond Street Hospital, returns with a two and a half hour special. Dermot O'Leary opens and closes the show with an all-star line-up including: Alan Carr, Andi Osho, Chris Moyles, Dara O Briain, Jack Dee, Jack Whitehall, Jason Byrne, Jo Brand, John Bishop, Jon Richardson, Jonathan Ross, Kevin Bridges, Lee Evans, Mark Watson, Michael McIntyre, Micky Flanagan, Rhod Gilbert, Rich Hall, Sarah Millican, Sean Lock and Shappi Khorsandi. The show features music from N-Dubz and Irish band Dead Cat Bounce, who perform a special tribute to all those taking part. There are exclusive video inserts from Lady Gaga, Russell Brand, Miranda, Whoopi Goldberg, Glee actors Jane Lynch and Matthew Morrison, along with James Corden and Sir Patrick Stewart. Plus, Rob Brydon's own unique film of his journey to The Gala - with a helping hand from a few of his chums.

Channel 4's Comedy Gala returns for a third year as some of the nation's best-known and most-loved comedy and music stars share the stage for this iconic charity event. Headlining this year's extravaganza - filmed at London's 02 Arena in aid of Great Ormond Street Hospital - is Jessie J, who opens the show with an exclusive live performance. The all-star line-up also includes Lee Evans, Michael McIntyre, Jonathan Ross, Micky Flanagan, Sean Lock, Kevin Bridges, Jo Brand, Jack Whitehall, Jack Dee, Jon Richardson, Seann Walsh, Lee Nelson, Josh Widdicombe, Paul Chowdhry, Andi Osho, Keith Lemon, Reginald D Hunter and Alan Carr.

Channel 4's Comedy Gala in aid of Great Ormond St Hospital is back with an unrivalled all-star cast from the world of comedy.

To kick things off, Alan Carr, Miranda Hart and Warwick Davis join dance troupe Diversity to showcase their own style of fancy footwork.

Kevin Bridges explains that in Scotland dogging and truanting actually mean the same thing, Michael McIntyre gives the cameraman a workout by skipping about the stage, and Russell Brand gets up close and personal with the audience.

Other famous faces taking to London's O2 Arena include Adam Hills, Jason Byrne, Jo Brand, Jonathan Ross, Josh Widdicombe, Jon Richardson, Jack Dee, Lee Evans, Nina Conti, Rhod Gilbert, Paul Chowdry, Paddy McGuinness, Seann Walsh, Tom Stade, plus VTs from Noel Fielding, Keith Lemon, Terry Mynott and Jack Whitehall.

A night of star-studded comedy at the annual charity comedy concert in aid of Great Ormond Street children's charity. Includes Alan Carr, Jack Dee, Lee Evans, Sean Lock and Adam Hills.

The annual stand-up comedy concert in aid of Great Ormond Street Hospital Children's Charity returns for a sixth year, with a host of stars appearing at London's O2 arena. Featuring Aisling Bea, Alan Carr, Jack Dee, Jason Byrne, Jon Richardson, Josh Widdicombe, Katherine Ryan, Kevin Bridges, Michael McIntyre, Paul Chowdhry, Rich Hall, Rob Beckett, Romesh Ranganathan, Russell Kane, Sara Pascoe, Sean Lock, Seann Walsh, Shappi Khorsandi, Trevor Noah and Warwick Davis