>>> WE'RE BACK NOW WITH THE LATEST ON JAY LENO, THE COMEDIAN RETURNING TO STAGE OVERNIGHT JUST WEEKS AFTER SUFFERING DEVASTATING BURNS. JUJU CHANG IS HERE WITH MORE ON COMEBACK. >> Reporter: IT WAS A TRIUMPH ANT AND EMOTIONAL RETURN TO STANDUP, AFTER SPENDING TEN DAYS IN THE HOSPITAL FOR SEVERE BURNS, EVEN JOKING ABOUT HIS INJURIES ON THE WAY INTO THE SOLD-OUT SHOW. >> TWO SHOWS TONIGHT. REGULAR AND EXTRA CRISPY. >> Reporter: JUST TWO WEEKS AFTER HE WAS SERIOUSLY BURN BY A HORRIFIC GAS FIRE JAY LENO RETURNING TO THE STAGE. >> I'M BACK OUT WORKING AGAIN. >> Reporter: THE LEGENDARY COMIC PERFORMING A SOLD-OUT SHOW AT THE COMEDY AND MANIC CLUB IN HERMOSA BEACH. >> HE GOT A STANDING OVATION BEFORE AND AFTER. >> Reporter: EVEN JOKING ABOUT THE ACCIDENT AS PART OF HIS SET. >> MADE A FEW SMALL REFERENCES. >> Reporter: LENO BACK IN ACTION JUST DAYS AFTER THIS FIRST IMAGE OF THE STAR FOLLOWING THE TERRIFYING GAS FIRE, THE FORMER TONIGHT SHOW HOST STANDING WITH MEDICAL STAFF AT GROSSMAN BURN CENTER WHERE HE WAS TREATED WITH OXYGEN THERAPY AND RECEIVED SKIN GRAFTS. THE REMNANTS OF THE SECOND, THIRD-DEGREE BURNS VISIBLE ON HIS HANDS. HE WAS WORKING ON ONE OF HIS VINTAGE VEHICLES WHEN A GAS EXPLOSION HAPPENED. THE FORMER LATE NIGHT STAR REVEALING A QUICK-THINKING FRIEND LIKELY SAVED HIS LIFE. A MECHANIC TELLING TECH ABOUT THE ACCIDENT. >> THAT SPRAY -- >> Reporter: LENO'S LOVE OF COLLECTIBLE CARS IS CLEARLY EVIDENT ON HIS CNBC SHOW "JAY LENO'S GARAGE." >> LET'S DO IT. >> COME ON. >> GETTING BACK ON THE ROAD THIS WEEKEND, SPOTTED WITH THIS VINTAGE BENTLEY ON THE STREETS OF L.A. LENO'S DOCTORS SAYING HE'S PLEASED WITH HIS PROGRESS. >> I THINK THAT POSITIVE OUTLOOK IS SOMETHING THAT'S GOING TO DO WELL FOR HIM. >> Reporter: HIS DOCTOR SAYING HE WAS STOIC BUT ALSO IN HIGH SPIRITS THROUGHOUT HIS TEN-DAY GRUELING STAY IN THE HOSPITAL AND NO DOUBT BASED ON THIS WEEKEND, GUYS, HE'LL CONTINUE PURSUING HIS TWIN PASSION -- CARS AND COMEDY. >> THAT'S A GREAT LINE, REGULAR AND EXTRA CRISPY.