He occurs as co-creator of Dolce a restaurant he founded with That 70's Show co-stars Ashton Kutcher and Wilmer Valderrama. Masterson too ofttimes DJs at Los Angeles night clubs under his name, DJ DonkeyPunch.

Filmography
Hold On (2002) Hip, Edgy, Sexy, Cool (2002) Comic Book Villains (2002) - Conan Alex in Wonder (2001) .... Patrick Dracula 2000 (2000) .... Nightshade Dirt Merchant (1999) .... Dirt Merchant The Faculty'' (1998) .... F'%# Higher #1 Too Pure (1998) .... Tipper Wild Horses (1998/I) .... Danny Star Kid (1997) .... Kevin, Stacey's Boyfriend Trojan War (1997) .... Seth Face/Off (1997) .... Karl Bye Bye, Love (1995) .... Mikey ''Beethoven's 2nd (1993) .... Seth

Television
How to Make a Monster (2001) (uncredited) .... Jeremy Mad Tv (2002 & 2004) Strange Frequency (2001) .... Randy (section "Disco Inferno") Grounded for Life (2001) - Vince That '70s Show (1998-) - Steven Hyde Sliders (1997) - Renfield Cybill (1996-1998) - Justin Thorpe Party of Five (1996) - Matt Tracey Takes On... (1996) - King the dog Her Last Chance (1996) -Ryan Seduced by Madness: The Diane Borchardt Story (1996) -Seth American Gothica (1996) - Ray Extreme (1995)- Skeeter NYPD Blue (1994) - John Joe's Life (1993) Leo Gennaro Roseanne (1992) - Jimmy Jake and the fatman'' (1988) - Butch