knock knock
whos there
cygfhdndsgcvhjvgdhvjcsdhgcvhvsdccjdscgdscsdcjhscsdfhjsgdyfyuwhfsyuvdcdbcdcdukc
jvfhvjsdvhjcvhdfhbgvhjyghjdvhvvhcvbx hchvffhudfghfujghdfuighdfugbighsxufedjgdvfhujc there

Thanks to Ryleigh for the joke!