http://backpack.tf/vote/id/533778234dd7b8870b8b4945 : Kodorin actually got it wrong, but don't blame him since bp.tf did not register the keys Hito got.

Actual trade was Duped Burning Fancy Fedora to Stormy13 Fez, Orbit Fire Tossle and 10Keys.

Found a trade that was recently made (Duped Burnin Fancy Fed) :

http://backpack.tf/profiles/76561198066052184?time=1392451200 + http://backpack.tf/profiles/76561198066052184?time=1393833600 (Might be a big date difference but item history teles) http://www.tf2outpost.com/trade/17076721

http://backpack.tf/profiles/76561198067834154?time=1393747200

Harvest Beak : Secret Yellow Belt and Duped Burning Fancy Fed = 21.5 - 12.7 (Outdated but...) = 8.8

One owner rejected a DBD Beak + 10-15 Keys - http://www.tf2outpost.com/trade/18735695 - 8.5 + 10-15 Keys = 9 Earbuds - 9 Earbuds 5 Keys.

And one offer was

But anyhow i did sell it at 7 Earbuds.

Re-suggesting with the right value,

Completed Sales

8.9 - http://i.imgur.com/7k9t7h8.png - Added Orbiting Fire Tossle Cap + 10keys (.5buds)

9.4 - 2 - 0.5 = 6.9

7 - http://i.imgur.com/gwI2KbQ.png - I sold it for 7 Earbuds straight. Ignore that normal fez >:3