Things that I will never get sick of when it comes to kids: pictures of them being terrified of Santa, videos of them singing random pop songs, and videos of their reactions to lemons.
Seriously, as an adult, we know better than to stick an entire lemon wedge into our mouths, but kids don't have that keen sense about them. Nope, they look at it, see food, and shove it in their mouth. The reaction is almost always comical.
Case in point, the videos below.