PHOTO GALLERY: Pacquiao cheered, Mayweather jeered at weigh-in

Before climbing the ring for their mega-fight, Manny Pacquiao and Floyd Mayweather faced off one final time during the official weigh-in for their bout. The atmosphere was electric, with the crowd making clear who they were behind, as they showered Pacquiao with cheers while peppering Mayweather with jeers.

Pacquiao, who came in at 145 pounds, was in his usual jolly mood, while Mayweather, who weighed 146, had his game face on the whole time.