I Knew You Were Trouble
max martin
['hikaru utada', 'bart howard', 'hy zaret', 'pusha t', 'lil wayne', 'kelly rowland', 'gwen stefani', 'haven gillespie', 'spencer williams', 'ringo starr', 'fatboy slim', 'sergey mikhalkov', 'john mayer', 'tim mcilrath', 'francis scott key', 'jack white', 'manu dibango', 'schoolboy q', 'lee hall', 'scott wittman', 'brian wilson', 'ariel rechtshaid', 'bernie taupin', 'daz sampson', 'ace frehley', 'chris cornell', 'giorgio moroder', 'junior parker', 'phil spector', 'ira gershwin', 'cat stevens', 'janet jackson', 'stromae', 'rob thomas', 'joey tempest', 'kirk hammett', 'neil young', 'mahler', 'swizz beatz', 'gloria estefan', 'david coverdale', 'pete townshend', 'ian tyson', 'bono', 'dave mustaine', 'kurt cobain', 'stephen sondheim', 'rob halford', 'bruno mars', 'professor green', 'herman parker', 'john wetton', 'abel meeropol', 'alanis morissette', 'john lennon', 'meghan trainor', 'lynn ahrens', 'stevie nicks', 'otto harbach', 'alicia keys', 'neil diamond', 'alfred uhry', 'steven tyler', 'no doubt', 'holopainen', 'jimmy page', 'nicki minaj', 'frank loesser', 'dan wilson', 'moby', 'axl rose', 'george michael', 'paul green', 'benny andersson', 'ceelo green', 'noble sissle', 'juan magan', 'john petrucci', 'the charlie daniels band', 'redone', 'sam smith', 'roy orbison', 'syd barrett', 'marc bolan', 'nick cave', 'jason robert brown', 'dead kennedys', 'rida johnson young', 'robert lopez', 'randy travis', 'jeremih', 'the doors', 'joseph mohr', 'wiz khalifa', 'jean villard gilles', 'john cale', 'the weeknd', 'adele', 'avicii']
Shellback (record producer)
Karl Johan Schuster ([ˈjuːˈan ˈɧʏstɛr]; born 1 February 1985), known professionally as Shellback, is a Swedish two-time Grammy Award winning songwriter, record producer and musician. Shellback was listed as the No. 1 producer of 2012 on Billboard magazine's year end chart, and he also topped the list of their "Top 10 Songwriters Airplay Chart" the same year. He regularly collaborates with songwriter Max Martin, and together they have produced, written and/or co-written songs for P!nk ("So What", "Raise Your Glass", "Fuckin' Perfect"), Taylor Swift ("We Are Never Ever Getting Back Together", "I Knew You Were Trouble", "22", "Shake It Off", "Blank Space", "Style", "Bad Blood", "Wildest Dreams"), Adam Lambert ("Whataya Want from Me", "If I Had You"), Britney Spears ("If U Seek Amy", "3", "I Wanna Go"), Usher ("DJ Got Us Fallin' in Love", "Scream"), Avril Lavigne ("What the Hell", "Wish You Were Here"), Ariana Grande ("Problem"), Adele ("Send My Love (To Your New Lover)"), and Maroon 5 ("One More Night"). Shellback has collaborated with fellow producer Benny Blanco for "Payphone" and "Moves like Jagger" by Maroon 5 and "She Doesn't Mind" by Sean Paul. He has also produced songs by himself, including "Want U Back" by Cher Lloyd and "Animals" by Maroon 5.