Rollo Armstrong Rollo Armstrong Rowland Constantine O'Malley Armstrong (born 29 April 1966) is an English music producer and multi-instrumentalist. He is half of the remix team Rollo and Sister Bliss and is a founding member of the electronic music group Faithless. He has remixed tracks for Pet Shop Boys, Simply Red, R. Kelly, U2, Moby, Grace, Tricky, and Suede. Armstrong was born to an Irish publisher and an English poet. His younger sister is singer Dido, whom he helped to write and produce her multi-million selling albums "No Angel", "Life for Rent" and "Safe Trip Home". He studied at the University of
Rollo Björn Grímsson, and ""Grim"" – the implied name of Ketill Flatnose's paternal grandfather – was likely cognate with "Gurim". In addition, both Irish and Icelandic sources suggest that Rollo, as a young man, visited or lived in Scotland, where he had a daughter named Cadlinar (Kaðlín; Kathleen). Ketill Flatnose's ancestors were said to have come from Møre – Rollo's ancestral home in the Icelandic sources. Ketill was a common name in Norse societies, as were names like Gurim and Grim. Dudo tells us that Rollo seized Rouen in 876. He is supported by the contemporary chronicler Flodoard, who records that