I te tau 2007, i eke a Gamm ki tana wa angitu i te ruku, i te wa i riro ai ia me tana hoa a Subschinski i te tohu parahi mo te kaupapa ano i te FINA World Championships i Melbourne, Ahitereiria, me te kohi i te kaute 306.63. I te 2008 Pākehā Aquatics Championships
I Eindhoven, Netherlands, i mau a Gamm i tana mētara koura tuawha (ko te mea tuatahi i mahia i te 2002), me tana hoa a Subschinski, i te papa whakariterite a nga waahine, me te kaute katoa 336.63.