Miss Yesterday is a 2004 play by the British playwright Alan Ayckbourn. It was, like My Sister Sadie shown the previous year, billed as a "family" play in the Stephen Joseph Theatre's Christmas production. It is about a teenage girl who is sent back in time one day to prevent the death of her older brother in a motorcycle accident.^[1]

Miss Yesterday
Written by	Alan Ayckbourn
Characters	Tammy Tamara Ian Roz Andrew Josie
Date premiered	2 December 2004
Place premiered	Stephen Joseph Theatre, Scarborough
Original language	English
Subject	Time travel / changing history
Genre	Family drama
Setting	Tammy's house and various other locations
Official site
Ayckbourn chronology
Private Fears in Public Places (2004) Improbable Fiction (2005)

Though still unpublished, the play was performed by amateurs in the studio of the York Theatre Royal in March 2012.^[2]