Happy Shakespeare’s Birthday! On our 102nd Mailbag: Is gold a golden investment? What do ETFs that rebalance get right... and wrong? And do you: Buy Now, and Pay Later? David is joined by fellow Fools Andy Cross and Robert Brokamp to tackle these questions, and more... and producer Rick Engdahl closes it out with a special announcement. It's our April Mailbag! Fool on.   Host: David Gardner Guests: Andy Cross (8:35), Robert Brokamp (24:24) Producer: Dez Jones