Way too underpriced

Proof:

http://www.tf2outpost.com/trade/9567887

Notable offers of:

A bud (x2) one hidden

Blizzardy storm brigade (1.1-1.2) counting overpay

Pink Bills (8.5keys) + Steaming Attendant (21-27keys) = 29.5-35.5 keys counted overpay MEDIAN of 32-33keys which sets the high end

Buds and small sweets (hidden)

http://www.tf2outpost.com/trade/8852528

Sold for 20 Keys + 20 Crates (0.05keys) + G. Buck Turner All-Star (3 keys) + G. Planeswalker Goggles (1.2-1.6keys) + G. Duckling (0.65keys) + TS Bombing Run (key) + Grey Fed-Fedora (0.4keys) = 26.3-26.7 MEDIAN of 26.4 which sets the low end