In December 2008 he joined the Generation Adidas team in London for a three-game tour of England and scored two goals for the squad as they faced the reserve teams of Reading, Chelsea, and West Ham United.
After the arrival of Ross McCormack and the emergence of Davide Somma saw Grella dropped down the pecking order at Leeds, Grella was set to go out on loan in order to gain some more first team experience, on transfer deadline day he turned down a loan move to League Two side Oxford United.
Davide Rebellin | Davide Toffolo | Davide penitente | Davide Gualtieri | Davide Calandra | Hilario Davide, Jr. | Davide Xausa | Davide Somma | Davide Rossi | Davide Garbolino | Davide Fabbri | Davide Cassani | Davide Bramati |