You don't usually raise money for charity by spending a few solid hours in stitches, but there's a first time for everything. Tonight, 10 comedians will be cracking out their most side-splitting gags for Mind. Performers include Katherine Ryan, whose Beyoncé tribute is truly a sight to behold and Barry Cryer, who's actually received an OBE for his jokes. Over 18s only. Please note that acts are subject to change without notice.