Check out No. 4: Karaoke after Jell-O shots.
Jacquelyn Mitchard of the AARP put a list together -- Activities People Over 50 Should Avoid
There is just about nothing I could do when I was 16 that I cannot do now … except hang-up calls and the splits. I can't explain to my children the sheer innocent malice of hang-up calls, a simple pleasure robbed from them by caller ID.
There are things I did at 16 so excruciating in retrospect that simply thinking about them in that shadow hour before dawn causes me to make the sound you make when you hit your tailbone really hard — more than a moan, less than a shriek.