 Nyora kuenderera mberi kweiyi ndima - Musi wa13 Mbudzi 2006, Grella akasarudzwa semutungamiri wemutambo wepasi rose muLondon neGhana, zvichimuita iye mutambi wechi51 kuve kaputeni wechikwata chebhora reAustralia. Musi wa 21 Chikunguru 2007 muHanoi, Vietnam, Grella akaburitswa muminiti yechi76 yeAustralia 2007 Asia Cupmakwikwi emakota ekupedzisira vachirwa neJapan. Achisvetukira kunorova musoro, ruoko rwaGrella rwakabatana nomusoro waNaohiro Takahara, uyo akanga auya achibva shure kwaGrella, achimudzingira pasi. Mutambo wacho wakanga uri 11 panguva iyoyo uye wakaramba wakadaro kusvikira pakupera kwenguva yakawedzerwa, neJapan ichibvisa Australia mumutambo mu penalty shoot-out. Parizvino akaunganidza makapu makumi mana nematanhatu eAustralia kubvira paakatanga kuita muna Kukadzi wa46. 