Episode 32 of "Sabrina, the teenage witch"
s02e08 Inna-Gadda-Sabrina

When Salem accidentally swallows a "time ball" that transforms Sabrina's life back to the groovy 1960s, Sabrina initially embraces the peace-loving mood of the era, but soon realizes that women have come a long way in the last thirty years. However, when Salem refuses to cough up the "time ball," and runs away from home, Sabrina must locate her missing cat before he does any more damage to the 1990s.