This one doesn't surprise me that much honestly.

Sold for an Australium Pro KS Rocket Launcher(~67 Keys), a Dead Presidents Brain Bucket(16.5 Keys, rounding to 17) and a Shred Alert(~1 Key)(85 Keys total)

http://backpack.tf/profiles/76561198116785828#!/compare/1460592000/1460678400

http://backpack.tf/profiles/76561198129402515#!/compare/1460592000/1460678400

Sold with ~3 Keys in Sweets for a Disco Beat Down Executioner(77.5 Keys, rounding to 78)(75 Keys total)

http://backpack.tf/profiles/76561198116785828#!/compare/1460678400/1460764800

http://backpack.tf/profiles/76561198128314204#!/compare/1460592000/1460764800

Two sales, 75-85 Keys should be fine.

Additional Proof/Counter-Proof/Constructive Criticism/Feedback is always appreciated.