She presented "Eurovision Song Contest" in 1998 when it was hosted in Birmingham, alongside Sir Terry Wogan; later that year she co-hosted the Royal Variety Performance alongside Ronan Keating at the Lyceum Theatre in London. Following this, she co-hosted Miss World 1999 with Melanie Sykes at the Olympia Hall in London. Jonsson was booked to host Channel 5's reality game show "Jailbreak" in Autumn 2000 but had to pull out of the project due to health concerns over her newborn child. She was replaced as main host by Craig Charles. Jonsson later presented BBC One game show "Dog Eat Dog", broadcast from April 2001 to November 2002, and "The Joy of Text" in June 2001 alongside Terry Alderton.