06/10/2011 07:48 BST | Updated 06/12/2011 05:12 GMT

Cheryl wears low key dress to not-at-all upstage Kimberley Walsh

It's always nice when your friends turn up to support you in your latest endeavour, especially when they wear something nice and casual so you can take your turn in the spotlight instead. Kimberley Walsh may well have been thinking this as she took on Princess Fiona's crown for Shrek the Musical. Right up until Cheryl Cole arrived.