washington poison center’s mr yuk coming green lake – update canceled update thursday 925 mr yuk’s visit green lake canceled “â€i’m sorry i can’t make today rainâ€ wrote facebook wall “i can’t big green noggin wet week’s forecast looks great thoughâ€ byâ shelly najjar tomorrow thursday june 30 2011â mr yuk visiting green lake 1230 pm weather permitting according theâ washington poison center wapc “the thing stop rainâ€ mr yuk famous green faced stickers slogan “mr yuk means noâ€ photos appearances community