Even Friday the 13ths are lucky at Grand Sierra Resort 🍀 Mr. S won $186,281 on a Seven Card Straigh Flush (w/ Joker) on Pai Gow Poker. Congratulations! #PaiGow #bigwin #poker #flush #straightflush #highlimit #GSR #GrandSierraResort #winnerwinner #joker #FUN #FUNisa3LetterWord #casino #gaming