Classifieds: http://backpack.tf/classifieds?item=Whoopee+Cap&quality=3&tradable=1&craftable=1&australium=-1

Screenshot(s) of Classifieds:

http://imgur.com/PbgADbb

<Sellers>

8.55 ref | http://backpack.tf/item/128308984 | http://backpack.tf/u/76561198309739563 | Listed about 20 hours ago [Bumped]

8.55 ref | http://backpack.tf/item/143912450 | http://backpack.tf/u/76561198314089981 | Listed 3 days ago [Bumped]

10 ref | http://backpack.tf/item/87877857 | http://backpack.tf/u/76561198025613718 | Listed 2 months ago [Bumped]

11 ref | http://backpack.tf/item/124236670 | http://backpack.tf/u/76561198261274760 | Listed 12 days ago [Bumped]

16 ref | http://backpack.tf/item/146302277 | http://backpack.tf/u/76561198084871606 | Listed about 4 hours ago

18 ref | http://backpack.tf/item/93736273 | http://backpack.tf/u/76561198068553284 | Listed 5 days ago [Bumped]

20 ref | http://backpack.tf/item/269939115 | http://backpack.tf/u/76561198304302520 | Listed a day ago [Bumped]

20 ref | http://backpack.tf/item/214278930 | http://backpack.tf/u/76561198016042113 | Listed 2 months ago [Bumped]

1.27 keys | http://backpack.tf/item/121005748 | http://backpack.tf/u/76561198074789287 | Listed about a year ago [Bumped]