GLASGOW, SCOTLAND - NOVEMBER 23: Fans are seen in the standing area prior to kick off during the UEFA Champions League Group C match between Celtic FC and FC Barcelona at Celtic Park Stadium on November 23, 2016 in Glasgow, Scotland. (Photo by Mike Hewitt/Getty Images)

GLASGOW, SCOTLAND - NOVEMBER 23: Fans are seen in the standing area prior to kick off during the UEFA Champions League Group C match between Celtic FC and FC Barcelona at Celtic Park Stadium on November 23, 2016 in Glasgow, Scotland.  (Photo by Mike Hewitt/Getty Images)