Justin Sneaks in with Jessica Biel

5/16/2007 11:49 AM PDT BY TMZ STAFF
Justin Timberlake was spotted entering his hotel in the UK with the eminently badonky Jessica Biel.

It's been rumored that Justin's over there working on Madonna's next CD -- while Jessica is working on ... Justin?

The two were spotted on this hotel walkway -- hand in hand.