Betty receives a visit from Adam West; pranks include an elderly couple who wants to swing with a younger couple; a woman asking a stranger for help playing a trick on her husband, and a man who claims his heart from an unusual donor.

Ahhh senior citizens: blue-haired, discount card-holding pensioners slowly winding down through their golden years. So sweet, so kind, so... out of control and outrageous?!

Betty receives a visit from Rob Schneider; senior citizens play pranks that include a widow trying to fulfill her late husbands last request, a waitress with a unique offer for a patron and an extreme reaction to a girl making a loud phone call.

Pranks include an old woman asking a young man to buy her beer, a snack vendor sampling her drinks before selling them and two men trying to get another to do the wave with them.

Psy teaches Betty and her pranksters how to dance Gangnam style; a jogger steals food from a restaurant patron.

Betty gives Kim Kardashian wardrobe and makeup advice before a night out; a man sells hot dogs from his trench coat.

Senior citizens play pranks that include escaping from an ambulance, snagging groceries from other people's shopping carts, and falling asleep while operating an electric scooter.

Seniors play pranks including asking for help texting an intimate message and collecting signatures for a petition to allow only attractive people to reproduce.

Pranks include senior raves, Betty's workout, scorpion potion, texting revenge, Hawaiian wishes and Betty's fortunes.

Pranks include clairvoyant cart, viewer pranks, train station proposition, asleep at the wheel, too-smart phone, coffee calamity, dance instructor, B.O. warning, tray thief, sweet caboose and pranks submitted by viewers.

Pranks include a lost skydiver asking for directions, an older woman ordering a younger man online and a prankster repeatedly hugging a stranger.

Reality-TV personalities Adrienne Maloof, Camille Grammer and Kyle Richards participate in a photo shoot with Betty.

Senior citizens play pranks that include a humorless waitress who runs out of everything, a man who reprimands people for walking too fast, and a mail carrier who tries to pass his responsibilities onto someone else.

Fashion designer Nicole Richie joins Betty and the pranksters.

Fashion designer Nicole Richie joins Betty and the pranksters.

Stunt performer Steve-O participates in sketches with Betty; a woman steals liquor out of someone else's shopping cart; a customer falls asleep on a bed in a department store.