Blame it on the heat. Actor Mahesh Babu had to take a day off from shooting as he suddenly with a bad dust allergy much to the anxiety of the unit members. The superstar has been in Hyderabad shooting for his upcoming venture to be directed with director Sukumar. Touted to be a romantic entertainer the unit was shooting a song at the Annapurna Studios. But there is nothing to worry says a source close to the actor. Apparently the actor has recovered very well and is expected to resume shooting from tomorrow. As per the schedule the song shoot was supposed to be wrapped up by April 30. Actress Kajal Aggarwal is playing the lead in this movie being produced by Anil Sunkara under the 14 Reels Entertainment banner.