Blackwood (publishing house) Gerald Porter. Blackwood (publishing house) William Blackwood and Sons was a Scottish publishing house and printer founded by William Blackwood in 1804. It played a key role in literary history, publishing many important authors, for example John Buchan, George Tomkyns Chesney, Joseph Conrad, George Eliot, E. M. Forster, John Galt, Thomas de Quincey, Charles Reade, Margaret Oliphant, John Hanning Speke and Anthony Trollope, both in books and in the monthly "Blackwood’s Magazine". In 1804 William Blackwood opened a shop in South Bridge Street, Edinburgh, for the sale of old, rare and curious books. He undertook the Scottish agency for John
Mama Used to Say Used to Say" premiered on Knight's YouTube page on 23 May 2011. The video features both performance and behind the scenes footage from her April 2011 album launch show at London's Porchester Hall, soundtracked to the album version of the song. The video features cameos from Junior himself, Jaki Graham, Rod Temperton and Jazzie B amongst others. British comedian and rapper Richard Blackwood (Junior's nephew) sampled "Mama Used to Say" on his debut single "Mama - Who Da Man", which was produced by Lucas Secon and Mickey P and peaked at number 3 on the UK Singles Chart in 2000.