Wow, this topic came up quicker than I expected.

If you’re wondering what “file” Bay is referring to, here’s the comics where Robyn and Bay recount their recollections of the fateful night that destroyed their friendship, and the aftermath:

Robyn’s Point of View:
http://sailorsun.org/?comic=11252009
http://sailorsun.org/?comic=11272009
http://sailorsun.org/?comic=11302009

Bay’s Point of View:
http://sailorsun.org/?comic=12022009
http://sailorsun.org/?comic=12042009
http://sailorsun.org/?comic=12072009
http://sailorsun.org/?comic=12112009