It looks like another reality show has a kitchen nightmare!

Real Housewives of Beverly Hills star Lisa Vanderpump owns two high end restaurants in Los Angeles, but according to one dissatisfied customer someone at the establishment recently behaved in a decidedly low end manner.

EXCLUSIVE DOCUMENTS: Check Out The Original Signed Receipt and The Statement Showing Inflated Amount

The patron claims that somebody at Villa Blanca changed the tip amount on her receipt after she left the restaurant, and RadarOnline.com has a copy of the original receipt and of the customer’s bank statement showing the allegedly inflated amount.