However it is not clear how many of these accounts’ followers are real people and how many may be fake accounts.
Searches using the tool Twitter Audit – which analyses a sample of followers and calculates a score based on factors including the number of tweets they have sent – suggested that about two-thirds of both Perry’s and Bieber’s followers may not be real.
For Mr Obama and Mr Trump the figure dropped to about a third.
In January researchers in the UK discovered massive collections of dormant fake Twitter accounts.
Some had been used to fake follower numbers, send spam and boost interest in trending topics, the researchers found.
Twitter says users are banned from writing programs that automatically followed or unfollowed accounts or which “favourited” tweets in bulk.
When Grant Tribbett started dating his girlfriend last year, he knew her beloved five-year-old daughter was part of the package.
So when it came time to get down on one knee two weeks ago, he made the touching decision to propose to both of them.
Grant Tribbett, 29 and Cassandra Reschar, 26, have been dating for 7 months after meeting on Facebook via mutual friends. In the short time, Grant already decided he wanted to spend forever with Cassandra but he knew she did not come alone so while proposing to her with a ring, he also went down on one knee and proposed to her 5-year-old daughter, asking if he could be her dad.
On May 27, Grant told Cassandra and her daughter Adrianna to get dressed because he was taking them out to breakfast. Unknown to them, he had enlisted the help of Cassandra’s photographer friend, Mandi Gilliland, who followed them but stayed hidden. He took the ladies for breakfast at Cracker Barrel and afterwards, he drove them to Ritchey Woods Nature Preserve in Fis…