Son dreaming of making history after 'unacceptable' Spurs season
The north London side are 17th in the Premier League after a dismal campaign but are hoping to end a 17-year trophy drought in Bilbao.
Son played in the 2019 Champions League final defeat by Liverpool and is desperately hoping to end Spurs' long wait against a United side also struggling badly on home soil.
"It would be very special (to win) and it would obviously be a historic moment," Son told a news conference Tuesday.
"I stayed here 10 years, I just want to win a trophy which nobody has done...