Bob Barker Returns to 'Price Is Right' (Exclusive Photos)

The game show's former host surprises the studio audience during a week of episodes featuring pet adoptions, a cause of Barker's.
Drew Carey, left, and Bob Barker

Bob Barker is returning to his former home at CBS' The Price Is Right on Thursday, which also marks his 90th birthday, and The Hollywood Reporter has exclusive images from his visit.

Barker -- the game show's host before Drew Carey -- is appearing during a week of episodes that feature pet adoptions, a cause of Barker's.

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On Thursday's episode, Barker surprises the studio audience to present a special showcase. Barker hosted the game show from 1972-2007.

The Price Is Right, produced by FremantleMedia North America, airs weekdays at 11 a.m. ET/10 a.m. PT on CBS. Mike Richards and Jennifer Mullin are the executive producers.