Conjoined twins is fusion, in which a fertilized egg completely separates, but stem cells (which search for similar cells) find similar stem cells on the other twin and fuse the twins together. Conjoined twins share a single common chorion, placenta, and amniotic sac, although these characteristics are not exclusive to conjoined twins, as there are some monozygotic but non-conjoined twins who also share these structures "in utero". The most famous pair of conjoined twins was Chang and Eng Bunker (Thai: อิน-จัน, In-Chan) (1811–1874), Thai brothers born in Siam, now Thailand. They traveled with P.T. Barnum's circus for many years and were labeled
Solar Twins (band) also provides vocals for the following projects: Solar Twins (band) Solar Twins are an English electronica duo with Joanna Stevens (vocals) and David Norland (producer/all instruments/vocals). Solar Twins were signed by Guy Oseary at Maverick Records after playing at Viper Room. They are known for their version of Rock the Casbah, found on the soundtrack to the film "Brokedown Palace". They made one album, and split after attempting a second, thwarted by insurmountable creative differences. David Norland moved into composition for television and film, as well as producing other artists. Norland recently composed the score for the critically acclaimed film