For several years, she presented the Breakfast Show on BBC GLR Radio, and many shows on national radio, such as the Trade Update series on BBC Radio 1, and Global on BBC Radio Five Live, where she also worked on the Nicky Campbell Show as the Euro News presenter.
She was one of the original presenters at the launch of BBC Radio 6 Music in March 2002, starting with a Saturday afternoon show.
[1] She later presented the weekend overnight music show on Saturday and Sunday until her final broadcast on BBC Radio 6 Music on 28 March 2010.
[2] In January 2010 she started co-presenting the breakfast show with John Warnett on BBC Radio Kent As of January 2021[update], McDonnell was one of the main presenters for the 05:00–08:00 GMT edition of Newsday on the BBC World Service.
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