They were beaten by Bayern Munich in the 94th minute
Celtic manager Brendan Rodgers says he's proud of his team - despite their exit from the Champions League.
They were beaten 3-2 on aggregate by Bayern Munich in their play-off - with the Germans scoring deep into injury time in last night's second leg - which finished 1-all.
AC Milan were knocked out by Feyenoord, Club Brugge got past Atalanta and Benfica went through 4-3 on aggregate against Monaco.
Manchester City have a big task ahead of them if they're to remain in the competition - as they aim to overturn a 3-2 deficit against defending champions Real Madrid tonight.

Shelbourne Captain Mark Coyle Swaps The League Of Ireland For NIFL
Former Leeds And Wales Midfielder Terry Yorath Has Died Aged 75
Padraig Harrington "Delighted" To Be Part Of The Field For Golf's Bahrain Championship
Thursday Morning Sports Update
France Without Maxime Lucu For Their Opening Six Nations Clash With Ireland Next Month
There's Two Quarter Finals Down For Decision In Leinster's O'Byrne Cup Tonight
It's Being Reported That Shamrock Rovers Are Keen To Add Jake Mulraney To Their Squad
Ole Gunner Solskjaer Poised To Take Over As Manchester United's Interim Manager