Where Were You on the Biggest Weekend in Box Office History? Adrian Chen · 12/28/09 01:16AM Basking in the splendor of an IMAX "Avatar" screening? Ogling Jude Law's spiffy Victorian mustache in "Sherlock Holmes"? Or maybe softly weeping at "Alvin and the Chipmunks: The Squeakquel"? Hollywood thanks each and every one of you!