Father and son and 9 smash hits :

for piano/vocal/guitar
UNTERHALTUNGSMUSIK
GESANG+2MS/GIT.ALBEN
SCHLAGER
Father and son (Ronan Keating feat. Yusuf)|Car wash (Christina Aguilera feat. Missy Elliot)|Everytime (Britney Spears)|I believe in you (Kylie Minogue)|Misunderstood (Robbie Williams)|Right to be wrong (Joss Stone)|Room on the third floor (McFly)|Stop (Jamelia)|This is the last time (Keane)|Vertigo (U2)