Rabat – When the Champions League’s official twitter account wished Barcelona’s star, Lionel Messi, a happy birthday as he turned 30 on Saturday, Real Madrid fans, especially those of Cristiano Ronaldo, reacted badly.The European league’s first tweet included a question mark implying debate as to whether Messi was ” the greatest”. Messi’s fans replied that there was no need for a question mark.Happy 30th birthday Lionel Messi!?????The greatest? pic.twitter.com/25hZnXscEf— Champions League (@ChampionsLeague) June 24, 2017Messi is the greatest to ever play the beautiful game no questions should be asked. His career speaks for itself.— Manny Wiz Flores (@Mannywizfresh) June 24, 2017Ronaldo’s fans ,however, reacted differently to the matter, with some followers commenting sarcastically, saying the Champions League account had spelt Ronaldo’s name wrong. you spelled ronaldo wrong— ?+*? (@macdaddytee) June 24, 2017The European league’s official account later posted another tweet, but this time asking whether Messi was “the greatest of all times”, inciting the war between fans of the two footballers.? 3?0? ?Messi in the #UCL:? 115?? 94? 2005/06, 2008/09, 2010/11, 2014/15Greatest of all time ??#HappyBirthdayMessi #L30Messi pic.twitter.com/U3LylHgBhe— Champions League (@ChampionsLeague) June 24, 2017Messi and Ronaldo have both praised each other during interviews with Ronaldo telling FOX Sports that he likes to watch all of the good players, including Messi.Leo told sports outlet, ESPN, that Ronaldo is “a phenomenal player with a lot of quality, who outdoes himself each year.” He added that rivalry is reinforced by the press, not by them.