On this day in 1980: AC/DC released their sixth internationally released studio album ‘Back In Black’, the first AC/DC album recorded without former lead singer Bon Scott who died on February 19, 1980 at the age of 33. The album has sold an estimated 50 million copies worldwide to date, making it one of the best selling albums of all time, and the best-selling hard rock or heavy metal album.

On this day in 1981: Air Supply went to #1 on the U.S. singles chart with “The One That You Love”, the group’s only U.S. #1. It was released as a single from their sixth studio album of the same name. It was written by member Graham Russell. The song reached #1 in the U.S, topping the Billboard Hot 100 chart on July 25, 1981 and remaining there for one week; it is the duo’s only #1 hit. “The One That You Love” also peaked at #2 for five weeks on the Adult Contemporary chart, behind “I Don’t Need You” by Kenny Rogers. It became an RIAA gold certified record.

Here’s a look at the complete Top 20 on the U.S. singles chart from this day back in 1981:

1 3 THE ONE THAT YOU LOVE –•– Air Supply (Arista)-11 (1 week at #1) (1)
2 1 BETTE DAVIS EYES –•– Kim Carnes (EMI-America)-18 (1)
3 4 JESSIE’S GIRL –•– Rick Springfield (RCA)-18 (3)
4 7 THEME FROM “GREATEST AMERICAN HERO” (Believe It Or Not) –•– Joey Scarbury (Elektra)-12 (4)
5 6 ELVIRA –•– The Oak Ridge Boys (MCA)-11 (5)
6 8 I DON’T NEED YOU –•– Kenny Rogers (Liberty)-7 (6)
7 9 SLOW HAND –•– The Pointer Sisters (Planet)-9 (7)
8 5 YOU MAKE MY DREAMS –•– Daryl Hall and John Oates (RCA)-13 (5)
9 10 BOY FROM NEW YORK CITY –•– The Manhattan Transfer (Atlantic)-10 (9)
10 11 HEARTS –•– Marty Balin (EMI-America)-10 (10)

11 2 ALL THOSE YEARS AGO –•– George Harrison (Dark Horse)-10 (2)
12 12 MEDLEY: INTRO VENUS/SUGAR SUGAR/NO REPLY/I’LL BE BACK/DRIVE MY CAR/
DO YOU WANT TO KNOW A SECRET/WE CAN WORK IT OUT/I SHOULD HAVE KNOWN
BETTER/NOWHERE MAN/YOU’RE GOING TO LOSE THAT GIRL/STARS ON 45 –•– Stars On 45 (Radio Records)-16 (1)
13 13 GEMINI DREAM –•– The Moody Blues (Threshold)-8 (13)
14 16 QUEEN OF HEARTS –•– Juice Newton (Capitol)-9 (14)
15 14 A WOMAN NEEDS LOVE (Just Like You Do) –•– Ray Parker, Jr. and Raydio (Arista)-21 (4)
16 26 (There’s) NO GETTIN’ OVER ME –•– Ronnie Milsap (RCA)-5 (16)
17 19 TIME –•– The Alan Parsons Project (Arista)-15 (17)
18 18 MODERN GIRL –•– Sheena Easton (EMI-America)-12 (18)
19 23 TOUCH ME WHEN WE’RE DANCING –•– The Carpenters (A&M)-6 (19)
20 25 THE STROKE –•– Billy Squier (Capitol)-11 (20)