Seroquel and Abilify are used as antipsychotics, and not normally associated with antidepressant properties. That being said, there's nothing to say you can't have rebound depression from stopping them - especially without titrating the dosages. Based on the half-lives, day three is definitely one where they're still leaving your system and you could be having all sorts of effects from the withdrawal - not the least of which is feeling like [emoji90].