They lost 2-1 on the night and 3-2 on aggregate.
The Celtic manager, who had taken the Hoops into the group stages of the competition in his first two years in charge, had admitted the third qualifying round tie in the Olympic Stadium was his biggest qualifying challenge to date following the 1-1 draw in the first leg at Parkhead last week.
Missing out on Champions League football is a huge loss financially, in terms of prize money and television revenue, while there's also the matter of wounded pride, with the club now dropping into the Europa League play-offs where they lock horns with either Latvian side Spartaks Jurmala or Lithuanian side Suduva.
Within six minutes his side were a goal down through a Rodrigo Galo strike, with Croatian striker Marko Livaja heading in a second five minutes after the break.
Sinclair pulled one back in the 78th minute, inspiring hope among Celtic fans, but it proved to be merely a consolation goal as the Bhoys ran out of time.
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Colbert then asked if any of the men she roasted in Barbie Dreams got mad at her. He was like texting me and it was a mix between cursing me out and laughing.
Speaking to BBC Scotland, Lambert believes that Boyata will find it hard to win back the trust of the supporters if he has refused to play for the club in what was a crucial game.
Rodgers bemoaned some slack defending for their Champions League exit. You have to always guard against becoming complacent and the way you do that is by adding to the squad.
The Belgian defender claimed to be injured when he posted on Instagram: "Unfortunately, I could not play because I'm not yet 100% operational".
"I've always said we needed to strengthen (in the transfer window) and hopefully we can do that now".
"I don't think Brendan said anything derogatory to the board".