Her blood-soaked act is familiar to her fans, but two who saw Lady Gaga (pictured) perform at the Fontainebleau in Miami on New Year’s Eve actually feared she’d been seriously injured. A spy told us, “Two people thought she was hurt and asked security after she was carried offstage if she was OK.” Celebrities including Chace Crawford, Hayden Panettiere and Kevin Connelly sat front-row for the sold-out show before heading to the after-party at Liv, which also drew Bow Wow, Akon and Chris Brown, who “stayed very low-key, sipped water and kept to himself.”