"Sunny" is a #soulJazz standard written by the American singer and songwriter #BobbyHebb in 1963. It is one of the most performed and recorded #popularSongs, with hundreds of versions released (#BMI lists "Sunny" No. 25 in its "Top 100 songs of the century".) and its #chordProgression influencing later songs.
https://www.youtube.com/watch?v=ubvYQxTXO3U