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Proof #1 :

http://i.imgur.com/Q9YeXXA.jpg | Sold for 29 keys |

Proof #2 :

http://www.tf2outpost.com/trade/18941362 | Selling for 1 Earbuds 15 Keys | 2 Days open | Closed and re-opened with lowered price below

http://www.tf2outpost.com/trade/18981838 | Selling for 1 Earbuds 11 Keys | 2 Days open |

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Everything else that is NOT COUNTED in my proofs :

http://www.tf2outpost.com/trade/18923426 | Sold for 1 bud to Tie | 0 times bumbed | Quicksell! |

1:1 with DP Cannonball

http://www.tf2outpost.com/item/440,2481060076,817,5

http://www.tf2outpost.com/item/440,2482429289,935,5

| DP Cannonball is unpriced! |

This is one of my first suggestions, so I would like to see more tips than hate in the comments, thanks! :)