$19 Billion Upgrade ...
In Arm Candy?
2/25/2014 11:00 AM PST BY TMZ STAFF
This is WhatsApp
co-founder Jan Koum
in Spain with his girlfriend ... celebrating Facebook's $19 BILLION purchase of his company, and his 38th birthday.
So, the obvious question: when BILLIONAIRE Jan turns 39 ... will the same GF be in the picture?