"Fell seriously sick in London. Aborted by trip. Imran continues in London and New York City. Deepika in London too. Me back home, severely ill. Me recovering to start promotions again, " Kunal wrote on microblogging site Twitter.
The director also heaped praises on the hospitality of the staff on his London-Mumbai flight as he flew home to recover,
"I have to thank Jet Airways staff for looking after me beyond the call of duty when I was so sick on my London-Mumbai flight. Indian hospitality rocks, " he added.