About the play: When Peg, a 70-something, Irish Catholic bird lover meets Irving, a 70-something Jewish, metal detector-toting East Coaster on an online dating site, it feels like love at first click. But after their crazy margarita-filled first date, complete with body shots and morning-after tattoos, Peg and Irving find that they still have a little aging to do if they want to forget their past and move forward into a future together KALAMAZOO By Michelle Kholos Brooks and Kelly Younger