Antoine Griezmann discusses what it will be like to play with Lionel Messi and Luis Suarez and teases a brand new celebration for his first Barcelona goal. New Barcelona signing Antoine Griezmann likens Lionel Messi to LeBron James, calling the two stars "the image" of their respective sports. Antoine Griezmann couldn't get out of the middle during a rondos drill on his first day with Barcelona, partly because he kept getting nutmegged.