“Saturday Night Live” returns this week, its 34th season-opener seeping with mystery and anticipation:
- Will host Michael Phelps sink or swim?
- Will Tina Fey play Sarah Palin?
- Will Maya Rudolph return as Michelle Obama?
- How will the writers use Barack Obama, who is stopping by for a cameo?
- How many times will Lil Wayne grab his crotch?