Nick Grimshaw - Grimmy's Mum plays the pop quiz and there's chat with Mark Ronson

It was all about family on Radio 1 today as part of 'Relationships Week', so Eileen Grimshaw (Nick's Mum) took on a listener in Rob Da Bank's Monday Night Pop Quiz and revealed some embarassing stories about her son in the process. Then, Nick got the fear when Mark Ronson took part in Late Night Chat Line. Plus, there was new music from Emalkay and Noah & the Whale