News on Shuffle would like to wish Nathan Fillion a very happy birthday. Fillion was once star of the Joss Whedon cult classic, “Firefly” as well as Whedon’s other cult favorites “Dr. Horrible” as Captain Hammer and “Buffy the Vampire Slayer” (where he guest starred in the final season). He currently star’s on the ABC show “Castle”. Other appearances by Fillion include a recurring role on a season of Desperate Housewives as Dr. Mayfair and the portrayal of Joey Buchanan on the soap opera “One Life to Live”. Fillion turns 39 today.