String Ensemble,String Trio Cello,Violin - Level 3 - Digital Download SKU: A0.1499976 By 101 Strings Orchestra. By Carolyn Leigh and Johnny Richards. Arranged by Homco/Crinion. Film/TV. 7 pages. Homco/Crinion #1076048. Published by Homco/Crinion (A0.1499976). Young At Heart was written and published in 1953, and Frank Sinatra was the first performer to record the song.  Numerous other artists have covered the song over the years and the tune has also been used on soundtracks for other films. The song innocently presents the premise that if we maintain the sense of wonder, curiosity and joy of a child, we can be young at heart - regardless of numeric age.