2005, the year YouTube launched, giving a voice to the voiceless, allowing people to upload vast quantities of videos of their cat in a box, and well, something else must have happened? Did Cheaper by the Dozen 2 come out that year?

2005 ARIA Number one singles playlist:

https://youtube.com/playlist?list=PLSsyWdHgwwkbDyLkNXt23BESG7PUM_3hx