Complex sentence: At the beginning of the 1960s, he joined the critically acclaimed British vocal group, The Raindrops, which gave him his first opportunity to perform in television and radio shows, especially on the BBC radio show "Parade Of The Pops".
Split into simpler sentences: At the beginning of the 1960s, he joined the critically acclaimed British vocal group, The Raindrops, which gave him his first opportunity to perform in television and radio shows. Especially on the BBC radio show "Parade Of The Pops".