On this day April 15th 1972 this was the Top 10 Australian Singles
http://www.poparchives.com/gosetcharts/1972/19720415.html1:Don McLean-American Pie2:Nilsson-Without You
3:Apollo 100-Joy
4:The Moms & Dads-Ranger's Waltz
5:Bee Gees-My World
6:The Seekers-I'd Like To Teach The World To Sing
7:Badfinger-Day After Day
8:Paul Simon-Mother & Child Reunion
9:David Cassidy-Cherish
10:The Aztecs-Most People I Know Think That I'm Crazy
On this day April 15th 1979 this was the Top 10 New Zealand Singles
http://charts.org.nz/weekchart.asp?cat=s&year=1979&date=197904151:Bee Gees-Tragedy2:Blondie-Heart Of Glass
3:The Jacksons-Blame It On The Boogie
4:Chris Norman & Suzi Quatro-Stumblin In
5:ABBA-Chiquitita--#1=1 Week/Top 50=19 Weeks6:Dan Hartman-Instant Replay
7:Pointer Sisters-Fire
8:Village People-YMCA
9:Jimmy "Bo" Horne-Dance Across The Floor
10:Elton John-Song For Guy
On this day April 15th 1984 this was the Top 10 New Zealand Singles
http://charts.org.nz/weekchart.asp?cat=s&year=1984&date=198404151:Nena-99 Luftballons2:Patea Maori Club-Poi e
3:Cyndi Lauper-Girls Just Want To Have Fun
4:Jimmy Cliff-Reggae Night
5:Billy Idol-Rebel Yell
6:Weird Al Yankovic-Eat It--Top 50=6 Weeks7:INXS-Orriginal Sin
8:Thompson Twins-Hold Me Now--Top 50=17 Weeks9:Tina Turner-Let's Stay Together
10:Kool & The Gang-Joanna
On this day April 15th 1990 this was the Top 10 Australian Singles
http://australian-charts.com/weekchart.asp?cat=s&year=1990&date=199004151:Sinead O'Connor-Nothing Compares 2 U2:Paula Abdul-Opposites Attract
3:Michael Bolton-How Am I Supposed To Live Without You
4:Danni Minogue-Love & Kisses
5:Milli Vanilli-Blame It On The Rain
6:Linda Ronstadt & Aaron Neville-Don't Know Much
7:Kaoma-Lambada--Top 50=21 Weeks8:Technotronic-Get Up (Before The Night Is Over)
9:Black Box-I Don't Know Anybody Else
10:Alannah Myles-Black Velvet
On this day April 15th 2001 this was the Top 10 Australian Singles
http://australian-charts.com/weekchart.asp?cat=s&year=2001&date=200104151:Shaggy & Rikrok-It Wasn't Me2:Outkast-Ms Jackson
3:Mya-Case Of The Ex
4:Nelly Furtado-I'm Like A Bird
5:Janet Jackson-All For You--Top 50=12 Weeks6:Gwyneth Paltrow-Bette Davis Eyes
7:Public Domain-Operation Blade
8:Eminem & Dido-Stan
9:Craig David-Walking Away
10:Leann Rimes-Can't Fight The Moonlight
On this day April 15th 2007 this was the Top 10 Australian Singles
http://australian-charts.com/weekchart.asp?cat=s&year=2007&date=200704151:Silverchair-Straight Lines2:Mika-Grace Kelly
3:Avril Lavigne-Girlfriend--#1=6 Weeks/Top 50=27 Weeks4:Gwen Stefani & Akon-The Sweet Escape
5:Fall Out Boy-This Ain't A Scene, It's An Arms Race
6:KT Tunstall-Suddenly I See
7:Justin Timberlake-What Goes Around...Comes Around
8:Thirsty Merc-20 Good Reasons
9:The Fray-How To Save A Life
10:Akon & Snoop Dogg-I Wanna Love You
on this day April 15th 2012 this was the Top 10 Australian Singles
http://australian-charts.com/weekchart.asp?cat=s&year=2012&date=201204151:Carly Rae Jepsen-Call Me Maybe2:Nicki Minaj-Starships
3:Fun & Janelle Monae-We Are Young
4:Labrinth & Tinie Tempah-Earthquake
5:Ed Sheeran-Lego House--Top 50=27 Weeks
6:One Direction-One Thing--Top 50=25 Weeks7:Skrillex & Sirah-Bangarang
8:Timomatic-If Looks Could Kill--Top 50=13 Weeks9:Gym Class Heroes & Neon Hitch-A$$ Back Home
10:Jason Derulo-Fight For You