1970: Long hair.
2000: Longing for hair.
 
1970: The perfect high.
2000: The perfect high yield mutual fund.
 
1970: Keg.
2000: EKG.
 
1970: Acid Rock.
2000: Acid Reflux.
 
1970: Moving to California because it's cool.
2000: Moving to California because it's warm.
 
1970: Growing pot.
2000: Growing pot belly.
 
1970: Seeds and stems.
2000: Roughage.
 
1970: Popping pills, smoking joints.
2000: Popping joints.
 
1970: Killer weed.
2000: Weed killer.
 
1970: Rolling Stones.
2000: Kidney stones.
 
1970: Peace sign.
2000: Mercedes logo.
 
1970: Take acid.
2000: Take antacid.