When Sam starts wetting the bed, Arnold is anything but sensitive to his problem.When Sam starts wetting the bed, Arnold is anything but sensitive to his problem.When Sam starts wetting the bed, Arnold is anything but sensitive to his problem.
First appearance of the initials "SM" for Sam McKinney on the cabinets in Arnold and Sam's bedroom. The cabinet used to have "WJ" for Willis Jackson until this season when Willis moved into Kimberly's old room.