Amy Winehouse is allegedly back on crack, has a bacterial skin disease named impetigo due to being a filthy mess, and she keeps hanging out with her ex-boyfriend, Tyler. This bitch is classy!

Troubled Amy Winehouse reunited with her ex-boyfriend Tyler James once again last night �" for an all night session of partying.

The ‘Rehab' star, 24, was seen leaving her London home with Tyler, who has been helping her stay on the straight and narrow, before heading to Bungalow 8 at St Martins Lane Hotel.

The singer met up with pals Mark Ronson, Kelly Osbourne and Kimberly Stewart. Amy has known singer Tyler for over 10 years and, as well as dating for a brief period, they have toured together with their respective bands.