Akshay Kumar comedy on Ekta Kapoor's dialogue for trailer of "Once Upon A Time In Mumbaai Dobara" #onceuponatimeinmumbaidubara #akshaykumar #shoaib khan #trailer #launch #don #onceuponatimeinmumbai #imrankhan #aslam #gangster #reallife #sultan #film #director #milanluthria #producer #ektakapoor