Unlike last week, Notre Dame quarterback Riley Leonard was all smiles postgame on Saturday after a 66-7 rout of Purdue. So much so that he even cracked a joke in his interview with CBS sideline reporter Jenny Dell about the Fighting Irish’s upset loss to Northern Illinois in Week 2. Dell asked Leonard when the last time he had this much fun in a game was, prompting the hilarious response from the QB. “It wasn’t last week,” he said. “It was probably two weeks ago.” CLICK HERE to go to PrizePicks and use code ON3 to receive a guaranteed $50 once you play $5 in lineups! Of course, it was a rough …