Mexican Hernandez scored two goals to put United in the last-eight.
Mexican Javier Hernandez's double helped Manchester United into the Champions League quarter-finals for the fifth consecutive season after overcoming Marseille 2-1 on Tuesday night.
The Red Devils enjoyed a flying start at Old Trafford five minutes into the match when Hernandez poked Rooney's fine pass into an unguarded net.
The 22-year-old, nicknamed Chicharito, extended the hosts' lead in the 75th minute when he converted Ryan Giggs' low cross from close range.
Marseille received a consolation goal in the 83rd minute thanks to Wes Brown's own goal. The defender headed in Lucho Gonzalez's corner under pressure from former United defender Gabriel Heinze.
As the two sides tied scoreless in their first leg clash, United eliminated Marseille 2-1 on aggregate.