The piano is my favourite instrument (I wish I could play it) and I love songs that feature a strong piano track.
Here are some of my all-time favourites:
Again by Janet Jackson
I Can't Make You Love Me by George Michael
Unfaithful by Rihanna
Turning Tables by Adele
Mandy by Barry Manilow
I will finish up with the only one I have every tried to learn to play on the piano - "Right Here Waiting" by Richard Marx: