Scott Patterson served up more than coffee to fans who showed up in Bev Hills to celebrate "Gilmore Girls" like it was the early 2000s again. The actor made a surprise appearance for 'GG' fans at Comoncy cafe, which was turned into a pop-up Luke's Diner to promote the upcoming new season on…

Screw Kickstarter ... celeb photog Tyler Shields was able to fund his first movie ever by selling one of his photos to a huge "Gilmore Girls" star ... for a cool $500,000. Tyler -- famous for his bloody Lindsay Lohan art, among other things -- sold the piece to Scott Patterson ... known to people…