YouTube has just become the next site to hop on the social commerce bandwagon with the announcement that it is launching a new feature called the Merch Store, through which YouTube partners can offer merchandise directly from their channels. TechCrunch: Through a feature called the Merch Store, YouTube partners will be able to sell artist merchandise, digital downloads, concert tickets, and other experiences to fans and visitors. YouTube has partnered with a number of companies to launch these stores. Topspin is helping power merchandise sales, concert tickets, and experiences; SongKick will help sell tickets for concerts; and iTunes and Amazon will power transactions for music downloads. The Next Web / Insider: Children hoping to watch Sesame Streeton YouTube Sunday were greeted with quite the opposite. The channel was hacked, all videos deleted, design modified, and graphic porn uploaded.