Billionaire Facebook founder, Mark Zuckerbery, is back in Nigeria.
Zuckerbery who came back to Nigeria today, has one of the guest judges at the closing day of Abuja Day.
He met with president Buhari at Aso Villa where he was seen in a suit happily taking a selfie with the president.
Mark was reported to have told VP Osinbajo that he wore a suit and his usual T.shirt and jeans, to meet President Buhari out of respect for him.
See photos below