Booth, the son of Penn State hoops legend Calvin Booth, boasted a four-star status as a recruit and will take his talents to South Bend.
Bouquot will arrive in Happy Valley with one year of eligibility remaining.
For now, the restaurant will continue service from 11 a.m. to 9 p.m. daily until its closure.
With two commitments in as many days, head coach Mike Rhoades is hot on the recruiting trail.
Camden will depart Happy Valley with one year of eligibility remaining.
The Nittany Lions will match up with seven teams in a home-and-home series throughout the 20-game conference season.