07/09/2009 at 09:00 AM EDT
proves he's a swinger – and he's not shy about it.
He proudly posted on his Facebook
page, "Shot first Ace ever. Hole #3 – 185 yards with a 5 iron." Further research reveals that Timberlake pulled off the elusive hole-in-one on a Los Angeles course Friday, using his Callaway X-Forged 5 iron to sink the shot on a 185 yard, par-3 hole.
Though usually linked to Jessica Biel
, JT is now a links star, having recently signed on as a Callaway Golf Staff Professional, according to his rep.