You won't want to drink from these moose mugs! These National Lampoon's Christmas Vacation Moose Mug Christmas Lights will make for great Christmas tree decoration for any fan of the Chevy Chase movie. The 10 lights mimic the look of the moose mugs Clark Griswold and cousin Eddie drink from in the movie National Lampoon's Christmas Vacation. The National Lampoon's Christmas Vacation Moose Mug Christmas Lights set includes 4 spare bulbs and 1 fuse, can be used both in and outdoors, and measures 10-feet long. Not intended for use by a child under 14 years old!