Generic witty first line

Sold for 44 Keys

http://backpack.tf/profiles/76561198070383158#!/compare/1489968000/1490054400

Sold for 42 Keys

http://backpack.tf/profiles/76561198000637572#!/compare/1491868800/1492214400

*Some keys were immediately used to buy a Miami Nights Stately Steel Toe, which is why histories don't match. IDs do, however.

http://backpack.tf/profiles/76561198255555925#!/compare/1492128000/1492214400

Sold fora Terror-Watt Company Man(28.5 Keys, round to 29) and 13 Keys(42 Keys total)

http://backpack.tf/profiles/76561198036221461#!/compare/1486512000/1486684800

Quicksold for 35 Keys

http://backpack.tf/profiles/76561198081428461#!/compare/1487376000/1487462400

Sold for a Blizzardy Storm Towering Pillar of Hats(24.5 Keys, round to 25), an Australium Flame Thrower(15 Keys) and ~2 Keys in Sweets(42 Keys total)

http://backpack.tf/profiles/76561198157508353#!/compare/1487548800/1487721600

Sold for 44 Keys

http://backpack.tf/profiles/76561198157508353#!/compare/1489276800/1489363200

Sold for 42 Keys

http://backpack.tf/profiles/76561198157508353#!/compare/1492214400/1492300800

42-44.

Credits to Mindacos for finding the proof. All I did was make the actual suggestion.