Kung and Kin's rivalry goes way back to the seventies when they fought over the same girl, who eventually became Kung's wife. Now they run competing phone stores right across from each other on Mongkok's busiest street, and stretch their minds trying to outdo each other with crazy promotions.
| Directing | Eric Tsang | Director |
| Directing | Chung Shu-Kai | Director |
| Directing | Patrick Kong | Director |
| Directing | Ng Hon-Keung | First Assistant Director |
| Writing | Riley Yip | Story |
| Writing | Wong Yeung-Tat | Story |
| Writing | Yan Pak-Wing | Story |
| Writing | Yip Tin-Shing | Story |
| Directing | Yan Pak-Wing | Script Supervisor |
| Camera | Tony Cheung Tung-Leung | Director of Photography |
| Lighting | Chan Sing-Hong | Best Boy Electric |
| Costume & Make-Up | Connie Au-Yeung Ha | Costume Design |
| Costume & Make-Up | Tong Ping | Wardrobe Supervisor |
| Art | Tam Wing-Cheong | Props |
| Sound | Jamas Tse Yiu-Kei | Sound Mixer |
