1. In a 1986 hit Paul Simon single, he tells a woman named Betty that she can call him what?

2. Katharine Hepburn and Ricky Martin both wrote dishy memoirs with what self-absorbed title?

3. Sigmund Freud's psychological theories divided the mind into the ego, the superego, and what instinctual third part?

4. What Gloria Steinem–founded magazine debuted as a monthly in June 1972, with Wonder Woman on its front cover?

5. What globally used slang word—and gesture—was popularized in 1840 to support Martin Van Buren for president?

What’s the "Kennection" between all five answers?