WhatsApp took to Twitter to complain about the problems with the instant messaging service, while others joked that the app's recent multi-billion dollar deal with Facebook was behind the two-hour outage.
WhatsApp undergoes some downtime, as founders are too busy counting out their Facebook billions one bill at a time
More top news
Joint UN-OPCW report concludes Syrian government and Islamic State used chemical weapons in attacks in 2014 and 2015.
The four English teams now know what they need to do in order to progress in this year's Champions League.
Prince the Bull Mastiff was stolen, placed on Gumtree and sold 24 hours later.