Title:: It'll be You and Me Up in the Trees
Fandom:: British Actor RPF/British Comedian RPF
Pairing: Simon Amstell/ Martin Freeman
Rating:: PG 13
Summary:: In which they share a flat, become friends, bicker and fall in love, not necessarily in that order.
Beta credit, as always, go to the lovely, love jonjokeat, who likes to pretend I make sense sometimes.
Found here on the AO3