I don't remember this survey? It'd be hard to pick just three.
-Parenthood:
funerals
slumber parties
pool parties
ballet
baby showers
meet the parents
day care
slow dancing
cuddling in bed
honeymoons
bachelor/ette parties
wedding parties
strollers
graduation parties
teens getting grounded for throwing house parties
pillow/blanket forts
group sports
tag
-Get to Work:
checking in to the hospital
getting arrested
shopping malls
-Get Famous:
musicians and singers and more instruments
theatres and acting on stage, not just on camera
concert venues and world tours
entourages
-Island Living:
active scuba diving
underwater world for mermaids
hammocks
multi-tasking on lounge chairs
hotels
-University:
optional active classes
active professor career
wilder parties with consequences
for the shower to work with tubs
woohoo in bathroom stalls