"Just the Way You Are" is a song by Billy Joel and the third track from his 1977 album The Stranger that became Joel's first US Top 10 (reaching # 3) and UK Top 20 single, as well as Joel's first gold single in the US. The song also topped the Billboard Easy Listening Chart for the entire month of January 1978.

When did billy joel sing just the way you are? Let's have some stream of consciousness first.
The relevant sentence in the passage is: "Just the Way You Are" is a song by Billy Joel and the third track from his 1977 album The Stranger that became Joel's first US Top 10 (reaching # 3) and UK Top 20 single, as well as Joel's first gold single in the US. So, the answer is 1977.