London, March 10: Twitterati had a good laugh this weekend, thanks to David Cameron, British prime minister. Cameron, last week tweeted a picture of himself calling US President Barack Obama with a caption - "I've been speaking to @BarackObama about the situation in Ukraine. We are united in condemnation of Russia's actions".
The picture of Cameron himself, with a phone-reciever in hand, has triggered a huge number of funny parodies on Twitter. The parodies are trending on the social networking site with the hashtag #davecalls. Here are some of them: