Squidbob

In witch SpongeBob oplenly flirts with Squidward. Due to a past relationship left him being cold and not wanting to except his feelings.  SpongeBob gets in a depressed mood for a week and a half.
Sandy and Patrick.

Sandy and Patrick had been dating a year.  But they had a fight and Patrick left. What does Sandy do?

Plabs (Plankton x Krabs.)
Plankton just had his world taken away. His daughter and wife walked out. He was actually sad.

Plankton and Karen

Same as plabs