Originally recorded by B.J. Thomas (US #5/CAN #3 1968).
Other hit versions by Jonathan King (UK #23 1972), Blue Swede (US #1/CAN #1/AUS #1 1974).
From the wiki: “‘Hooked on a Feeling’ is a 1968 pop song written by Mark James (‘Suspicious Minds‘) and originally performed by B. J. Thomas. Featuring the sound of the electric sitar, Thomas’ recording reached #5 in 1969 on the Billboard Hot 100.
“In 1971, British pop eccentric Jonathan King (‘Everyone’s Gone to the Moon’) produced his own version, adding ooga chuka jungle chants. King described his arrangement as ‘a reggae rhythm by male voices.’ His version reached #23 on the UK Singles Chart in 1972 but did not chart in the US.