Top 6 reasons why girls break up with a guy: 1. She doesn`t like him. 2. She thinks he`s immatυre 3. She was dared to go out with him 4. She doesn`t feel the ‘sparks’ at all 5. She doesn`t want to be the one that ‘cares’ anymore 6. She wants the guy to hurt as much as she will when they let go..