The following items for PlayStation Home can be unlocked by performing the actions below.
Gentleman's Attire - Beat the Rockstar Games Social Club "Skin It To Win It" challenge.
Lady's Finest - Beat the Rockstar Games Social Club "Skin It To Win It" challenge.
Posse T-Shirt - When the community reaches an unspecified amount of money in The Strike It Rich! Rockstar Challenge this will be unlocked.
Red Dead Redemption Logo T-Shirt - Open a chest northwest of Riley's Charge in a burnt down building.
Rockstar Logo T-Shirt - Open the chest in the attic at the Marston Farm house at Beecher's Hope.
Sombrero - Shoot the hat off of an enemy on expert aim mode.