Lori Loughlin and her husband had no idea college bribery mastermind Rick Singer was going to grease the palm of a USC coach to get their daughter into USC ... sources familiar with the case tell TMZ. Also, Soulja Boy's sitting in a jail cell, but even from there he can smell something fishy back at his house -- and it's that $500k burglary ... which he's now convinced was pulled off by someone close to him.