Gerard Butler celebrates in Levski Sofia dressing room after their Bulgarian Cup semi-final win

The 48-year-old Scotsmanhas always been vocal about his passion for sport,and expressed his love for Celtic in the past. But maybe he's switched allegiances since, having been pictured celebrating in Levski Sofia's dressing roomafter a Bulgarian derby match.Levski drew 2-2 with CSKA Sofia in the Bulgarian Cup semi-final second leg, but the hosts progressed to the final after winning the tie 4-2 on aggregate.Their emphatic victorysparked wild celebrations among the teampost-match, and Butlerwas revelling in it all.The star of 2006film 300certainly got into the spirit as he posed for photos with Levski players Filipe Nascimento and Holmar Eyjolfsson.What's the film star doing in Sofia on a warm Wednesday night, we hear you ask? Well, there are rumours that his latest movie Angel Has Fallenis being filmed in the Balkan nation right now, so he could have beentaking some time out from that.Will the upcoming action film be more blockbuster than Levski Sofia's dressing room celebrations? Probably not.See also...Abandoned Turkish semi-final to be replayed... for 32 minutes, in an empty stadiumWatch: Shelbourne's Jamie Doyle completes hat-trick with a sensational long-range driveIn Other News...