Lazar will play a character named Claudio on the upcoming episode, which is titled "Bad Amanda." Guests for the hour-long program also include Grant Bowler as Connor Owens, Sarah Lafleur as Molly, Toks Olagundoye as the salesgirl, Mercer Boffey as Luka, Matt Wilkas as the manager and Nicole Roderick as the temp.

In "Bad Amanda," press notes state, "Betty is forced to take a page from scam-artist Amanda's book when the two, both cash-strapped, team up for a Mode website article about 'How I Blew Ten Grand Without Spending a Dime' during a night on the town in NYC they'll never forget." The episode was written by Chris Black and directed by John Putch.

"Ugly Betty" stars America Ferrera as Betty Suarez, Eric Mabius as Daniel Meade, Tony Plana as Ignacio, Ana Ortiz as Hilda, Ashley Jensen as Christina, Becki Newton as Amanda, Mark Indelicato as Justin, Michael Urie as Marc, Judith Light as Claire Meade and Vanessa Williams as Wilhelmina Slater with recurring guest star Rebecca Romijn as Alexis Meade.

"Ugly Betty" airs Thursdays from 8-9 PM ET on ABC TV; check local listings.