Step 1: Wake up 10 minutes before your first meeting. This is not a suggestion.
Step 2: Drink an entire pot of coffee. It's a scientific fact that this increases productivity.
Step 3: Check your email. Delete any emails that are not from your boss. Delete any emails from your boss. Actually, just check the subject lines.
Step 4: Put on your "I'm a functioning member of society" face. This includes, but is not limited to, wearing a tie, using a comb, and not eating a whole pizza by yourself at your desk.
Proceed to Phase 2: The Meeting Or, if you're feeling particularly masochistic, proceed to Phase 3: The Meeting After the Meeting