Big Brother Muscle Man Expected Death Threats on Show

Former Big Brother contestant Jessie Godderz -- who appeared in last night's episode -- isn't a bit surprised the family of former house guest Shelly Moore were targeted with death threats over her game play -- telling TMZ the show truly has die-hard fans.

We got Mr. PEC-Tacular at LAX ... where he also said he knows who will take home the half-million bucks.