Particpants of the inaugural Hot Cocoa Swap (in 2008) were encouraged to create buttons for others to use. These were my additions to the mix:
Hot Cocoa Swap - Blog Buttons

For the second annual event—Hot Cocoa Swappin’ 2—in 2009, the hosts contacted me to request a banner and buttons to promote the event. As I was participating in the swap again, I happily obliged.

Hot Cocoa Swap 2 - Blog Buttons