Over the weekend Mashonda played nice, and the very married Swizz Beatz tore himself away from Miss new booty Alicia Keys, to spend some quality time with their cute lil' son Kaseem Jr 3rd Birthday. Lil'  Kasseem looks like somebody just stole his bike, but nevertheless they celebrated at the best toy store in the world, FAO Swartz in New York…He was fresh to def, in his Louie gear…. Later, Mashonda hit up twitter to relay this message….