Trollbäck rebrands Nickelodeon and lends the channel some of its noted sophistication and restraint. Posted December 15, 2009 by Bran Dougherty-Johnson Trollbäck rebrands Nickelodeon and lends the channel some of its noted sophistication and restraint. ShareClick to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on LinkedIn (Opens in new window)