Callum Marshall scored four times as West Ham hit eight goals past Tottenham in the Premier League Next Generation Cup London on Saturday to win the tournament.
Marshall, whose hat-trick helped the Hammers storm back from 3-0 down to beat Crystal Palace in the semi-finals on Wednesday, went one better by scoring four times at Spurs Academy.
Elsewhere, South African team Stellenbosch FC defeated Leicester City 7-2 to win the Next Gen Cup Midlands.
The tournament saw eight clubs compete - four in London and four in the Midlands - including U21 teams from Indian Super League sides Kerala Blasters and Bengaluru FC and Stellenbosch, alongside Academy teams from West Ham, Tottenham, Crystal Palace, Leicester and Nottingham Forest.