At the time of the 2018 Eurovision Song Contest , `` Mano a mano '' was a smash hit in Portugal .
`` The interval acts included Salvador Sobral , who performed his new single `` '' Mano a mano '' '' and his Eurovision-winning song `` '' Amar pelos dois '' '' ( the latter in a duet with Brazilian singer Caetano Veloso ) , and electronic music performances by Branko featuring Sara Tavares , Mayra Andrade and Dino D'Santiago.  ''
Eurovision Song Contest 2018