Here are my predictions for the summer:
1. Transformers 4
2. How to Train Your Dragon 2
3. Amazing Spider-Man 2
4. Godzilla
5. X-Men Days of Future Past
6. Neighbors
7. Dawn of the Planet of the Apes
8. 22 Jump Street
9. Maleficent
10. Guardians of the Galaxy
Check out the lists professionals put together here.