Cameron strikes a deal with the Lib Dems, giving them 5 Cabinet positions and (I assume) a referendum on PR.
The moral of this, if you want one, is that there’s nothing inherently evil about coalition governments. In this case, it made a lot of sense. Back when Dion tried it, it really didn’t it.
Hopefully we can be mature enough about this issue should we ever find ourselves uttering the C word again.