If you can’t give up your Champagne on Halloween, Veuve Clicquot’s annual Yelloween is for you. Expect to find the more sophisticated side of Halloween at the posh Clift Hotel. Compete for top prize in the costume contest, join in a complimentary champagne reception, mingle with sexy black widow go-go dancers and enjoy drink specials all night while getting down to club hits spun by DJs Maniakal and James Velvet.