Déjà vu alert! Pamela Anderson‘s still got it – and she flaunted it on the beach in that iconic red bikini from back in her _Baywatch_ days. The actress, 45, was snapped reportedly filming a

commercial in that red one-piece on Thursday in Rio de Janeiro. Anderson, of course, played C.J. Parker on the lifeguard drama series from 1992-1997. And the actress has a full plate these

days. In addition to the commercial work, she’s due to appear in the upcoming all-star season of _Dancing with the Stars_, which premieres on Sept. 24. Anderson is paired with pro dancer

Tristan MacManus for the ABC competition show, which will also boast returns from Kirstie Alley, Joey Fatone, Bristol Palin and more. And if her recent bathing suit shoot is any indication,