Eminem, Christina Aguilera and Zac Efron have all done it, and now Denise Richards and celebrity chef Bobby Flay are following in their footsteps and guest starring on the hit HBO show, Entourage.

In an exclusive interview with RadarOnline.com, the show's resident hottie, Constance Zimmer dished on the finale season and plans for an Entourage movie.

"This year, the guest stars that I can remember are Bobby Flay, Denise Richards and Andrew Dice Clay," said the actress who plays studio exec Dana Gordon in the HBO show.

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Jerry Ferrara is half the man he used to be -- literally!

The 31-year-old actor, who plays Turtle on Entourage, flaunted his flab-free frame Monday as he filmed scenes for the eight, and final, season of his hit HBO show.

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Ferrara claims to have shed the pounds the old fashioned way, through diet and exercise, taking long hikes in LA’s Runyan Canyon and swapping out the junk food for organic fruit and veggies.