A video has emerged online showing the singer stumbling and falling forward while waving to the audience from a balcony in a movie theatre.

Axar.az reports citing TMZ that singer and actress Jennifer Lopez nearly fell from a balcony as she was attending the premiere of her movie - Hustlers - during the international film festival in Toronto.

A video posted shows J-Lo standing on a balcony in a movie theatre and waving to the audience when suddenly she appears to stumble and fall forward. Seconds later, the actress straightened up and continued waving to the spectators.