David Tennant and Sarah Alexander star as the exes determined their marital failures will not get in the way of good parenting.
Lucy gets inspired by art and creates her own Angel of the North London - but she is confused by Joe's refusal to take her to an exhibition of his own work.
Meanwhile Mimi is stuck as usual with annoying Helen who overuses the word 'achingly', hits on Joe and is oddly pretending to find Tom's lame jokes a hoot.
If it's Wednesday... it must be Holloway
Joe ..... David Tennant
Mimi ..... Sarah Alexander
Tom ..... Finlay Christie
Lucy ..... Phoebe Abbott
Katy ..... Ophelia Davidson
Helen ..... Tracy-Ann Oberman
Writer: Marcella Evaristi
Director: Marilyn Imrie
Producer: Gordon Kennedy
An Absolutely Production for BBC Radio 4.