P!NK stops by SiriusXM and performs "Who Knew" live from our studios. Hear more on our app, get a free trial here: https://siriusxm.us/ytTrialThe Pulse is your destination for pop and rock hits from the 2000s and today.Find The Pulse on Facebook: https://www.facebook.com/siriusxmthepulseFollow The Pulse on Twitter: https://twitter.com/siriusxmpulseConnect with SiriusXM OnlineVisit the SiriusXM Website: http://full.sc/1ibeANgFollow SiriusXM on Instagram: http://full.sc/1hrjwjtFind SiriusXM on Facebook: http://full.sc/1ibeMflFollow SiriusXM on Twitter: http://full.sc/1ibfeKPFollow SiriusXM on Google+: http://full.sc/1ibeVj6You can hear entire episodes of SiriusXM programming on SiriusXM On Demand. For more information and a free trial go to http://www.siriusxm.com/ondemandP!NK "Who Knew" Acoustic // SiriusXM // The Pulsehttp://www.youtube.com/watch?v=8Rk1YDRjbIoWatch more The Pulse videos:http://www.youtube.com/playlist?list=PLC69239887505AB54Subscribe to SiriusXM on YouTube: http://full.sc/1hriVOX