Janet’s brother. For some reason, he’s known as Sam in #37 (The War Between the Twins) but he’s actually known as Joe throughout the rest of the series. Why? Because the same reason that Melissa’s mum died, then picked her up from the Dairi Burger 12 books later.
Dove recaps Sweet Valley Twins #78: Steven the Zombie, which is offensive to voodoo practitioners, the disabled, Harriet Tubman and Sojourner Truth specifically, and is literally the worst Sweet Valley book Dove has ever read. That includes ithig.
Wing recaps Sweet Valley Twins Super Chiller #4: The Ghost in the Bell Tower by Francine Pascal and it’s great, creepy fun … except the point is to make Elizabeth believe in ghosts AND SHE ALREADY SHOULD.