Conjoined twins al'Abbas and Banu Ummaya ibn 'Abd Shams in the year 750 AH). The Muslim polymath Abū al-Rayhān al-Bīrūnī described conjoined twins in his book "Kitab-al-Saidana". The English twin sisters Mary and Eliza Chulkhurst, who were conjoined at the back (pygopagus), lived from 1100 to 1134 (or 1500 to 1534) and were perhaps the best-known early historical example of conjoined twins. Other early conjoined twins to attain notice were the "Scottish brothers", allegedly of the dicephalus type, essentially two heads sharing the same body (1460–1488, although the dates vary); the pygopagus Helen and Judith of Szőny, Hungary (1701–1723), who enjoyed a
Les Twins routine was a homage to Les Twins’ work. Les Twins’ dance style is often categorized as New Style hip-hop, a commercial form of hip hop with a strong emphasis on isolations and musicality. However, the twins are known for having created a unique style from this dance which they refer to as "Twins-Style". Due to their ability to anticipate and finish each other’s moves, the brothers quickly gained a reputation for their timing and skill at making freestyle dance look like choreography. Charlotte Guillemin of "WAD Magazine" wrote: Larry and Laurent credit their major inspirations as Michael Jackson, their coach