Depending on your personality, you could go sky diving on your 28th birthday. Another idea, is to throw yourself a part at the local Pizza/game place.
If you're having a party at home, then there are some fun printable party games to entertain mixed crowds. See attached link.
my birthday is 28th october
His birthday is July 28th
His birthday is January 28th, 1993. -Charlotte
Her birthday is the 28th of May, 1968.
His birthday is February 28th, 1970.
Dorothy Wang's birthday was on the 28th of January.
28th of October
August 28th
Dorothy Wang's birthday was on the 28th of January.
Macey Jane's birthday is October 28th, 1994:]
World peace.
28th April