Fresh from the birth of his son, Billy, Brian O'Driscoll has gone all sage and taken to twitter to share his wisdom with his son (and us).
Son, if I can give u one piece of advice, never look a gift horse in the mouth! pic.twitter.com/6HL4S08ktZ
— Brian O'Driscoll (@BrianODriscoll) November 21, 2014
Sidenote: There are two Billy O'Driscoll's in Dublin that are more than a day old. I hope they enjoyed their coffee too.