This episode is named after The Beatles' song "The Long and Winding Road".
Noelle Beck, who plays Sebastian's mum Mrs Kidd, appeared as Mr. Big's first ex wife Barbara in Sex And The City (Season 1 episode 8 'Three's A Crowd').
The Long and Winding Road Not Taken:
The title is a play on the Robert Frost poem "The Road Not Taken" that was published in 1916.