Just One Quick Thing!

Everyone knows that one person that you just can't seem to get off the phone with... For Spike, it's his brother! Spike was talking to his brother recently and every time he hinted to his brother that he needed to go, his brother would say "Just one quick thing!" It took Spike FOREVER to get off the phone with him! We want to know... Who is the person who keeps you on the phone the longest? And, more importantly.... How do you get them to stop talking without hurting their feelings?