The 2019 Fiesta Bowl pits No. 8 UCF against No. 11 LSU on New Year's Day at State Farm Stadium in Glendale, Ariz and kickoff is scheduled for 1 p.m. ET. LSU is a seven-point favorite with the total set at 58 as kickoff approaches. 

But before you make any picks in that matchup, you're going to want to hear what college football guru Barrett Sallee has to say. Sallee is a CBS Sports college football analyst, CBS Sports HQ personality, SiriusXM host, Heisman voter and one of the top college football experts in the country.

Sallee has been profitable against the spread in his Best Bets column for SportsLine the last two years and is on a tear betting games involving LSU. He's a perfect 3-0 in his last three picks involving the Tigers, including nailing Alabama to cover as 14.5-point favorites at LSU back in October. Anyone who has followed Sallee and his LSU picks is WAY up.

For the 2019 Fiesta Bowl, we can tell you that Sallee is leaning towards taking the Under, but his much stronger play is on the side. He has identified a crucial X-factor that makes one side of the spread a must-back. You ABSOLUTELY need to see it before locking in your own picks.

Who wins LSU vs. UCF? And which crucial X-factor causes one side of the spread to hit hard? ... Join SportsLine right now to see which side you should jump at the 2019 Fiesta Bowl, all from a seasoned expert who is 3-0 on his last three picks involving LSU!