In early 2005, Gruff Rhys released a solo album Yr Atal Genhedlaeth, ("The Stuttering Generation", and also a play on words as "Atal Genhedlu" means contraception), sung all in Welsh.
Početkom 2005., Gruff Rhys objavio solo album Yr Atal Genhedlaeth, (" The Stuttering Generation", a takođe igra reči kao što je "Atal Genhedlu" znači kontracepcija), pesme su sve na velškom.