Any occassion is made better with a high quality bottle of bubbly. But there's no reason you have to splurge to get one.
NV Segura Viudas Brut Cava ($10)
NV Cleto Chiarli Centenario Grasparossa di Castelvetro Secco Lambrusco ($11)
NV Adami Garbèl Prosecco Brut ($15)
NV Bisol Jeio Prosecco ($15)
NV Juvé y Camps Brut Rosé Cava ($15)