Led Zeppelin were a musical group.
James Patrick Page , ( born 9 January 1944 ) is an English musician , songwriter , and record producer who achieved international success as the guitarist and founder of the rock band Led Zeppelin . Led Zeppelin . They are one of the best-selling music artists in the history of audio recording ; various sources estimate the group 's record sales at 200 to 300 million units worldwide . `` Stairway to Heaven '' is a song by the English rock band Led Zeppelin , released in late 1971 .