user: Question: Name the least number of episodes for the panelists of Reggie Yates and Kelly Osbourne
Columns: ['Episode Number', 'Air Date', 'Guest Host', 'Musical Guest (Song performed)', 'Who knows the most about the guest host? Panelists', 'Coat Of Cash Wearing Celebrity']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, '21 March 2008', 'Elle Macpherson', 'Estelle ( American Boy )', 'Jason Donovan and Alesha Dixon', 'Rhino']
SQL:

assistant: SELECT MIN("Episode Number") FROM "Table" WHERE "Who knows the most about the guest host? Panelists" = 'Reggie Yates and Kelly Osbourne';