( CNN ) -- It 's 45 years later but it 's still a sunny day , sweeping the clouds away . `` Sesame Street '' debuted on November 10 , 1969 . Since then , it 's entertained millions of children and adults . From learning to count to tackling tough issues like racism , Big Bird and the gang have used music and humor to both inform and delight . Here are five of some of the most adorable moments from the show over the years : . 1 ) Herry and John-John count to 20 . Ordinarily a little one might be afraid of a hairy , blue monster . But not when it 's Herry the monster who offered an assist to a tyke named John-John as he tackled counting . John-John is also well known for counting backwards with Grover . A grown up John Williams III later appeared in the 1989 special `` Sesame Street : 20 and Still Counting . '' 2 ) Kermit and Joey sing the alphabet . This one recently made the rounds on the internet and was declared `` The Cutest 'Sesame Street ' Moment Ever . '' Joey is pretty adorable as she inserts `` Cookie Monster '' into the alphabet song . And who can resist when she and Kermit exchange some `` I love yous '' ? 3 ) C is for cookie . Two words for you : Cookie Monster . This one is a classic and we dare you to not sing along . It 's good enough for us . 4 ) Norah Jones and Elmo do n't know Y . `` Sesame Street '' is well known for its celebrity guest appearances and this one was especially precious . Norah Jones traded on the success of her song `` Do n't Know Why '' to offer this lament for her missing friend , the letter `` Y . '' Add Elmo to the mix and it 's ridiculously cute . 5 ) Elmo and Lupita Nyong ' o love the skin they are in . The Academy Award-winning actress stopped by `` Sesame Street '' to talk skin and all the beautiful shades and colors they come in . It was a great message clothed in a whole bunch of cute .
`` Sesame Street '' turns 45 on November 10 . There have been tons of adorable moments in the show . Celeb appearances have been a major part of the series .