Snapchat has responded to the concerns and it is just a glitch. You will get your Snapchat red heart and pink hearts back with your Snapstreak. Here is the Tweet:
At this point I have no idea when it will be fixed. Hopefully before this weekend as I know many relationships are being torn apart right now. If your girlfriend or boyfriend is upset that you no longer have a red heart or two pink hearts you can just send them this link and everything will be cleared up.
Leave a comment below if this has caused relationship problems for you.