Coupling (2000)

S4E4 Circus of the Epidurals

The time has come for Susan to begin her antenatal classes, but she realizes she needs a backup birth partner. Steve, on the other hand, is troubled by memories of his past encounters with spanking lesbians. Sally, in search of comfort, turns to a string quartet for some peace. Meanwhile, Jane is determined to outshine Oliver in enthusiasm, trying to find a way to be even more eager than he is.