John Baldessari influenced Hedi Slimane's prints this season for Saint Laurent. Uniqlo also did a a collaboration with the Baldessari foundation for a line of tee shirts this season. This artist is very inspiring right now in fashion and is an important dude to know about. So here is his work.
John Baldessari on Wikipedia
More of John Baldessari's work...
Can you see the influence of Baldessari's work in this Saint Laurent Show?