Boo (March 16, 2006 – January 18, 2019) was a Pomeranian dog that had a popular Facebook page and was the subject of four photo-books. As of 2020, Boo had 16 million likes on Facebook. Boo was owned by Irene Ahn, a Facebook employee, who was also the owner of Boo's older brother, Buddy. Popularity Boo belonged to a San Francisco-based Facebook employee who created a Facebook page for the dog with the statement "My name is Boo. I am a dog. Life is good." He became popular in October 2010 after singer Kesha sent a tweet that she had a new boyfriend, linking to the page. Chronicle Books, noticing that Boo had 5 million Facebook fans at the time, approached the owner to write a picture book. In August 2011, Boo: The Life of the World's Cutest Dog, written by his owner under the pen name J. H. Lee, was published. The book was eventually published in ten languages. A second book followed, Boo: Little Dog in the Big City, as well as a calendar and plans for a cut-out book and additional children's books. His other merchandise includes a Gund stuffed animal. Health complications and death Boo's owners said he began to show signs of heart trouble after Buddy's death; he died in his sleep on the morning of January 18, 2019.

From Wikipedia (CC BY-SA 4.0).

Not who you're looking for? Others named Boo: 2025 single by H3adband · 1932 film by Albert DeMond · fictional character in the Monsters, Inc. franchise · list of people with the same nickname

Boo (March 16, 2006 – January 18, 2019) was a Pomeranian dog that had a popular Facebook page and was the subject of four photo-books. As of 2020, Boo had 16 million likes on Facebook. Boo was owned by Irene Ahn, a Facebook employee, who was also the owner of Boo's older brother, Buddy.