The epitome of Yacht Rock, Blue Eyed Soul, Soft Rock (whatever you want to call it), Ambrosia released "Biggest Part of Me" on their 1978 album "One Eighty" The song was written by Ambrosia members David Pack and Joe Puerta, and features a soft rock sound with harmonized vocals and melodic guitar and keyboard lines.
This song is so soulful reach #3 on the US Billboard. Man oh man, this was a good listen!!!