Ke$ha, Coheed and Cambria and more knock last week’s champ Jack Johnson out of the top 10. By Gil Kaufman B.o.B Photo: Frank Mullen The critical response to MGMT ‘s sophomore album Congratulations has been mixed so far , but their fans had no qualms downloading the psychedelic warriors’ album from iTunes. According to figures provided by iTunes, the trippy disc shot right to #1 on the iTunes albums chart this week, bumping mellow strummer Jack Johnson out of the #1 position . (In fact, after one week at the top, Johnson was out of the top 10 entirely for the sales week that ended Monday). MGMT were followed by Ke$ha’s Animal, which likely stormed back up thanks to her appearance on “Saturday Night Live,” and Coheed And Cambria’s Year of the Black Rainbow, which we like to think was goosed by their win in the MTV Musical March Madness competition. Holding steady at #4 were multiple Academy of Country Music Award-winners Lady Antebellum with Need You Now, followed by Usher’s Raymond v. Raymond, Justin Bieber’s My World 2.0, the self-titled debut from former “American Idol” finalist Jason Castro, the latest “Glee” cast recording, Glee — The Music, the Power of Madonna, former 10,000 Maniacs singer Natalie Merchant’s Leave Your Sleep and Lady Gaga’s The Fame. (Precise sales figures are not available because iTunes does not provide sales data for the iTunes store.) Spiked from the top 10 was former Guns N’ Roses guitarist Slash’s self-titled debut, which was #2 last week, and albums by the John Butler Trio, Sigur R
