You can say, "Today you are the oldest you have ever been and the youngest you will ever be again."
the oldest volcano ever recorded was between the flood of Noah
They are known to be the oldest animal ever ( Hi Ben Marmoll)
why
The oldest person ever was in fact 123
the oldest crime scene ever kept might be the murder weapon
age 120 for the oldest man ever, Shigechiyo_Izumi
Methuselah (who is the oldest person to ever have live) .
101
DINOSAUR
The oldest song I know of is "Goodbye," written and recorded (live) in 2002. It also appears on her 2004 demo CD.
The oldest coin ever made would probably be priceless.