Today, the world celebrates the birth of a legendary actor who has blessed our screens with his charm and talent for 49 years now. That's right, it's Johnny Galecki's 49th birthday! From playing the lovable geek-next-door Leonard Hofstadter in "The Big Bang Theory" to breaking our hearts as David Healy in "Roseanne," Johnny has undoubtedly made an irreplaceable mark in the entertainment industry. But let's not forget the fact that he can make us laugh, cry, and swoon all at the same time. Do you have some kind of superpower, Johnny? On this special day, let's raise our glasses (or maybe a can of Red Bull) to the man who has stolen all our hearts with his infectious smile and hilarious one-liners. Happy birthday, Johnny! May your day be filled with laughter, love, and lots of cake. Here's to many more years of entertaining us and making us fall in love with you all over again. Cheers!