On April 9, 2008, Cholette announced his resignation as Hull MNA and was replaced by his constituency assistant Maryse Gaudreault in the resulting by-election.
Saint Roch | Roch Voisine | St. Roch | Saint-Roch | Roch | Saint-Roch, Quebec City | Saint-Roch-de-Mékinac | Roch Carrier | Riemann-Roch theorem | St. Roch's Church in Białystok | River Roch | Riemann–Roch theorem | Nolton and Roch | Gustav Roch | André Roch |
Philion was a supporter of the Quebec Liberal Party and had participated in the campaign of current Hull MNA Roch Cholette who won the seat in the 2003 provincial election which made Jean Charest the new Prime Minister of Quebec.