The National Lottery: Guesstimation (Game Show, English)
Status: Ended
Premiered: 2009-07-11
Ended: 2009-08-29
Network: BBC One
Country: GB
Airs on: Saturday
Runtime: 50 minutes
The National Lottery: Guesstimation is a BBC National Lottery game show that was broadcast on BBC One from 11 July to 29 August 2009.In the show two families try to out-guess each other to win a holiday, with the help of challenges performed by celebrity and Olympic guests.