23:00Shake, Rattle and RollSeries 21Episode 11BBC Radio 2 Duration: 1 hour Tue 30th Nov 2010, 23:00 on BBC Radio 2Mark Lamar with an hour of rockin' including four songs about knockin'.GenresMusicClassic Pop & RockBrandShake, Rattle and RollSeriesShake, Rattle and Roll: Series 21 Source: BBC Online