Lauren Jauregui Slams Lip-Syncing Accusations Jauregui first gained fame as part of Fifth Harmony. The singer was recently accused of lip-syncing her way through a performance on 'The Late Late Show with James Corden.' She took to Twitter to defend herself against accusations surrounding her performance of "More Than That." She insisted her performance was so polished because she works with some of the music industry's most talented people. The "Expectations" singer says she's "exploring" different sounds for her upcoming debut solo album.