US President-elect Donald Trump has taken to Twitter to hit back at a Saturday Night Live comedy sketch that mocked him for tweeting too much. Actor Alec Baldwin was back in his role of Trump in the live show, which began with his character interrupting a security briefing to share a post from a 16-year-old high schooler named Seth. "I just retweeted the best tweet. I mean, wow, what a great, smart tweet," Baldwin's Trump says. Kate McKinnon, who plays the role of top Trump advisor Kellyanne Conway, turns to the camera and says "He really did do this." The real Trump did retweet a 16-year-old named Seth who criticized CNN. *NOTE: Video may not be available for some non US country visitors, if the video is not working for you please try this LINK to view it. "Seth seems so cool. His Twitter bio says he wants to make America great again," Baldwin's Trump says approvingly, "It also says he loves the Anaheim Ducks." When an aide implores him to stop interrupting the security briefing to