Radio Man's Favourite Flashback

The band's first album, Chicago Transit Authority (1969), a sprawling double album filled with experimental rock songs, failed to produce a hit single. Their second album, another double album simply titled Chicago (1970) (later retroactively titled Chicago II) continued with the format of experimental rock, however the album produced two top-10 singles, "Make Me Smile", which peaked at 9 on the Billboard Hot 100, and "25 or 6 to 4", which peaked at 4.

Gerard Hugh "Leo" Sayer (born 21 May 1948)[2] is an English-Australian singer-songwriter musician and entertainer whose singing career has spanned four decades. He is now an Australian citizen and resident.

https://en.wikipedia.org/wiki/Alvin_Lee

The band spent five years touring small venues under various names and with several lineup changes before deciding on "Lynyrd Skynyrd" in 1969. The band released its first album in 1973, having settled on a lineup that included bassist Leon Wilkeson, keyboardist Billy Powell and guitarist Ed King. Burns left and was replaced by Artimus Pyle in 1974. King left in 1975 and was replaced by Steve Gaines in 1976. At the height of their fame in the 1970s, the band popularized the Southern rock genre with songs such as "Sweet Home Alabama" and "Free Bird".

Willie Hugh Nelson (born April 29, 1933) is an American musician, actor, and activist. Always on my mind

The band was an amalgamation of two pop groups, Los Sonor from Madrid and The Runaways from Mallorca. Los Bravos' lead singer, Mike Kogel, is from Germany. His vocal styling was sometimes likened to Gene Pitney's. "Black is Black" reached No. 2 in the UK Singles Chart in July 1966,[1] No. 4 in the US Billboard Hot 100 chart, and has sold over one million copies worldwide

Born on the Isle of Man to English parents, the Gibb brothers lived in Chorlton, Manchester, England until the late 1950s. There, in 1955, they formed the skiffle/rock and roll group the Rattlesnakes. The family then moved to Redcliffe, in the Moreton Bay Region, Queensland, Australia, and then to Cribb Island.

The Moody Blues are an English rock band formed in Birmingham in 1964, initially consisting of keyboardist Mike Pinder, multi-instrumentalist Ray Thomas, guitarist Denny Laine, drummer Graeme Edge, and bassist Clint Warwick.

Blue Swede was a Swedish rock band fronted by Björn Skifs which was active between the years 1973–1975.

Three Dog Night is an American rock band formed in 1967, with founding members consisting of vocalists Danny Hutton, Cory Wells, and Chuck Negron