Is 5 too young to have a boyfriend?

Dear Baby Sideburns, My 5yr old came home today from pre-k and told me she has a boyfriend. WTF… I don’t know what to say. I kinda froze. I don’t know how to handle this. What would you say? Signed, MSH   Dear MSH, Awwwww shit, see, this is what happens when you don’t feed…