The undisputed man of the moment had the final say in a saga that has gripped Manchester ever since the draw for the last four was made in December.
“It’s great to be in the final, and we’ll look forward to it,” said Rooney.
“(Cup final opponents) Aston Villa have been fantastic all season and we know it will be a difficult game. But for now, we’ll enjoy tonight.”
Rooney insisted he wasn’t worried after missing a gilt-edged chance to put the game to bed earlier than he did; his patience eventually paid off when he connected with Ryan Giggs’ cross in the first minute of injury time.
“Maybe I should have done better (with the missed opportunity) but with the delivery here, I knew I’d get another chance. When it came, thankfully I took it.”
Rooney’s team-mate Darren Fletcher turned in a fine performance in midfield, and said afterwards that United had done the right thing by comparatively keeping counsel after the first leg defeat, instead doing the talking on the Old Trafford turf.
“There’s great rivalry between the two clubs and after everything that went on after the first leg, it was important for us to go out on the pitch and do the talking,” said Fletcher.
“It’s easy to talk but we had to go out and perform and we did that tonight. First half was tight, nip and tuck, but in the second half we really kicked on.
“When Carlos Tevez scored, it took the steam out of us for ten minutes and we were all expecting