| Hey!!! | |
| Cover: | FLOWHeyReg.jpg |
| Type: | single |
| Artist: | FLOW |
| Released: | August 31, 2011 |
| Genre: | Rock |
| Label: | Ki/oon Records |
| Prev Title: | 1/3 no Junjō na Kanjō |
| Prev Year: | 2011 |
| Next Title: | Rock Climbers |
| Next Year: | 2012 |
Hey!!! is FLOW's twenty-second single. Its A-Side was used as the third opening theme song for the anime Beelzebub. The single has two editions: regular and limited. The limited edition comes with a bonus DVD that contains extra footage. It reached number 23 on the Oricon charts and charted for 2 weeks. *[1]