A video of Justin Trudeau gossiping with other world leaders about Donald Trump is featuring in an advertisement for the U.S. president's leading political rival. The ad went viral on Twitter and has been viewed millions of times. Thousands of Twitter users commented, liked and retweeted Biden's campaign post. Here's a look at what some users had to say about the post: For those who agreed with the tone of Biden's video latched onto the statement that "the world is laughing" and mocking Trump. Some users joked that Trump who is known for being quick to react would retaliate against those involved in the Trudeau video. Some users took the opportunity to advertise what made Trump a bad president by listing the number of broken campaign promises. The video also provided Trump supporters the opportunity to highlight Biden's own campaign and social blunders to other users. Including posting pictures of Biden from multiple events appearing to be uncomfortably close to women and young children. Users also posted memes highlighting the images.