Question: What is the name of this performer, who studied at CAP21 through New York University's Tisch School of the arts before dropping out, and whose video Poker Face was featured on WH1's Top 40 Videos of the Year?

<P0-S0> This list of most liked YouTube videos contains the top 40 videos with the most likes of all time, as derived from YouTube charts. <P0-S1>  The like count is taken directly from the page of the video itself. <P0-S2>  YouTube implemented a like and dislike button on these pages in March 2010, part of a major redesign of the site. <P0-S3>  This served as a replacement for their five-star rating system; YouTube's designers found the previous system ineffective because the options to rate a video between two and four stars were rarely selected. <P0-S4>  Of the 40 videos in this list, 37 also appear in the list of most viewed YouTube videos and 15 appear in the list of most disliked YouTube videos. <P0-S5>  All videos in this list are music videos. <SEP> <P1-S0> This list of most disliked YouTube videos contains the top 40 videos with the most dislikes of all time, as derived from YouTube charts. <P1-S1>  The dislike count is taken directly from the page of the video itself. <P1-S2>  YouTube implemented a like and dislike button on these pages in 2010, part of a major redesign of the site. <P1-S3>  This served as a replacement for their five-star rating system; YouTube's designers found the previous system ineffective because the options to rate a video between two and four stars were rarely selected. <P1-S4>  Of the 40 videos in this list, 14 also appear in the list of most viewed YouTube videos and 10 appear in the list of most liked YouTube videos. <SEP> <P2-S0>  She also studied at CAP21 through New York University's Tisch School of the Arts before dropping out to pursue a musical career. <P2-S1>  After being dropped from a contract with Def Jam Recordings, Gaga worked as a songwriter for Sony/ATV Music Publishing, where Akon helped her sign a joint deal with Interscope Records and his own label KonLive Distribution in 2007. <P2-S2>  Gaga rose to prominence in 2008 with the release of her debut album, a dance-pop and electropop record titled "The Fame", and its internationally chart-topping singles "Just Dance" and "Poker Face". <P2-S3>  A follow-up EP, "The Fame Monster" (2009), featuring the singles "Bad Romance", "Telephone", and "Alejandro", also proved successful. <P2-S4> Growing up, Gaga wrote songs, played at open mic nights, and performed in school plays. <SEP> <P3-S0>  Since 2002, twelve videos have been named Video of the Year: "Soak Up the Sun" by Sheryl Crow, "Unwell" by Matchbox Twenty, "Yeah! <P3-S1> On VH1's Top 40 Videos of the Year, the best videos of the year are counted down. <P3-S2> " by Usher featuring Ludacris & Lil' Jon, "We Belong Together" by Mariah Carey, "Buttons (The Pussycat Dolls song)Buttons" by the Pussycat Dolls featuring Snoop Dogg, "Big Girls Don't Cry" by Fergie, "Bleeding Love" by Leona Lewis, "Poker Face" by Lady Gaga, "Hey, Soul Sister" by Train, "Rolling in the Deep" by Adele, "Somebody That I Used to Know" by Gotye featuring Kimbra, "Blurred Lines" by Robin Thicke featuring T.I. & Pharrell Williams and "All of Me" by John Legend