Complex sentence: She was previously a panelist on VH1's Best Week Ever, is a common appearance on Comedy Central's Premium Blend, and provided commentary for CNN in the debates of the 2004 presidential election.
Split into simpler sentences: She was previously a panelist on VH1's "Best Week Ever", and appeared on Comedy Central's "Premium Blend". She also provided commentary for CNN in the debates of the 2004 presidential election.