Moose

Moose fighting tweeted by Jared from Salute to Supernatural Nashville 2011

'Moose' is Crowley's nickname for Sam, first used in 5.20 The Devil You Know.

I don't need you fight my battles for me, Moose. Get bent. – Crowley to Sam, 6.04 Weekend At Bobby's

• Salute to Supernatural Chicago 2010 : Mark Sheppard refers to Jared as "Gigantor the talking moose" Video
• Salute to Supernatural Nashville 2011: Jared said Sam's patronus would be a moose.
• On Jun 8 2011, Jared referred to his twitter followers as Moose-kateers. This is a play on Mousekateers, a name which refers to cast members of The Mickey Mouse Club. That term in itself was a play on musketeer.
• Moosekateer group on Facebook

See Jared on Twitter for more.

As is often the case - fandom was ahead of the game, and in 2007 Jared Mooselacki was born of karmicunderpath's love of things Canadian and Padalecki.

See also:

• Jared on Twitter
• Sasquatch
• Sam the Ginormitron
• Gigantor
• Sam's Height
• Sammich