Documagicary Sabrina: The Animated Series : Season 1 Episode 19

A tarantula-like person (and his ghostly cameraman) put Sabrina in a documentary called 'That Witch'. Sabrina is glad that she can 'control her own life' but she finds out being a star's not all it's cracked up to be and then she quits. Then, Tim the Witch Smeller is released from prison!