Wasgij Orignal Puzzle #48 What Happens In Vegas 1000pc

Welcome to Las Vegas! The wild, dazzling desert oasis where dreams are made, wallets are emptied and nothing is quite what it seems! The world-famous strip is bursting at the seams with neon lights, celebrity impersonators and eccentric tourists. It's the perfect place for Granny Wasgij's once-in-a-lifetime holiday, or once-in-a-lifetime shock!

Why does Granny's dream ticket have Grandad jumping for joy? That is the scene you need to puzzle!