"I was supposed to perform for IIFA but I can't go because I have to shoot for ZND ('Zara Nachke Dikha'), " the actor, who is one among three judges on the STAR Plus show, posted on his Twitter page.
IIFA event started Thursday in Colombo.
Arshad, who became popular with his character Circuit in "Munnabhai M.B.B.S" and "Lage Raho Munnabhai", also informed that he might be seen as cops in two movies.
"Guys guess what, I might be playing a cop in two films and both are very serious films.... what fun!" wrote Arshad.