Celtic's famous and largely unexpected 2 - 1 win over Barcelona in their champions league group stage tie at Celtic Park, Parkhead.
Celtic beat Barcelona 2 - 1 with goals from Victor Wanyama (21) and Tony Watt (83) inflicting Barcelona's first group stage defeat in 3 years.
Lionel Messi scored a late consolation (91) to make the finish a nerve jangler.
This win is no doubt the catalyst to to the last 16 tie with Juventus.