Mark and Brian climb into the booth and step up to the mic's to broadcast a pro-football game in Los Angeles.
Mark and Brian train as firefighters and are thoroughly initiated into the life of the people who battle blazes.
Mark and Brian volunteer for Army training at the U.S. Army Armor Center at Fort Knox, Kentucky.
Mark and Brian try to put memories of "Jaws" behind them and face their long time fear of swimming with sharks.
Mark and Brian gear up to coach a high-school football team in a big game.
Mark and Brian perform with the Temptations.
Mark and Brian try to mentally and physically equip a guy for a first date.
Mark and Brian, with nothing up their sleeves, try their hands as magicians.
Mark and Brian join the Coast Guard on a search-and-rescue mission.
Mark and Brian arrange wedding plans for a busy couple who want to have a traditional wedding.
Mark and Brian, as a quest for weightlessness, head to NASA's Johnson Space Center in Houston for astronaut training and a spin in NASA's KC-135 training aircraft, a zero-gravity simulator.
Mark and Brian play "stand-in dads" to a pregnant young woman whose husband is in basic training. Among their duties: meeting the doctor; planning a baby shower; attending Lamaze class; and thinking up names.
Mark and Brian go rafting in the rapids with their dads.