Why is Happy Birthday FACEBOOK trending?

Related URL

A link to a related article, or the tweet that started it all.

Originating User

The screen name of the user that started the trend (if known).

Category

Business	Charity or Cause
Conference or Event	Contest or Promotion
Entertainment	Gaming
Holiday or Date	Lifestyle
Meme	News
Other	Place or Location
Politics	Quote
SPAM	Science
Social Media	Sports
Technology

The category under which this trend falls. Use SPAM for trends where the topic is only trending due to SPAM tweets (and therefore should not be trending), not if the description is SPAM.