Weekly Chart Notes: LMFAO, Katy Perry, Fiona Apple Articles By Gary Trust | June 30, 2012 9:05 AM EDT Weekly Chart Notes: LMFAO, Katy Perry, Fiona Apple 0 0 0 0 LMFAO has something new to celebrate: the longest Hot 100 residence for a former No. 1 in the chart's 54-year history. Pages1 2 next › Join the conversation Print Tagged LMFAO, Music, Singles, Billboard charts, Entertainment, Technology Previous ArticleR. Kelly Set for 14th Top 10 on Billboard 200, Linkin Park for No. 1 Next ArticleListen: Azealia Banks and Styles P Team Up on 'Nathan' By OutBrain View the discussion thread.