Aamir Khan's latest release, 'Sitaare Zameen Par', collected a whopping ₹21.50 crore at the box office on its second day, and it is almost double of what it earned on first day. The film opened with ₹10.70 crore, and the total collection now stands at ₹32.20 crore. It is made on a budget of ₹90 crore.