The actor has been shooting at night for Madhur Bhandarkar's "Heroine".
"On route to shoot for 'Heroine', hate night shoots, grrrrrr. Forgive me for the dark circles, blame @mbhandarkar268 good night to all. Good luck 2 me, " Arjun posted on his Twitter page late Friday night.
The actor wrapped up his shoot early Saturday morning, and tweeted: "Just packed up, exhausted. Good morning to all. Waking up saw a beautiful sunrise, but going to bed now, night shoots make me feel like a vampire."
"Heroine" is Bhandarkar's most ambitious project. It features Kareena Kapoor as the female lead.