Rugrats - Season 5 Episode 12 -

The Rugrats' parents go out to see the opera after hiring Ben & Elaine, our newlyweds from Let Them Eat Cake, to babysit them. The couple is babysitting them to get a feel on what parenting feels like, as they plan to have kids in the future. However, the chore of babysitting babies does not go exactly as planned, in advance.