[Video] 4-Year-Old Sings A Special Song For Her Mom Battling Cancer

4-year-old McKenna's mommy is battling Hodgkin's Lymphoma, a cancer of the lymphatic system, which is part of your immune system. McKenna got up in front of family and friends to sing a special song to her mom to support her as she fights this deadly disease.

In the video, McKenna's mom can be seen wiping tears away from her eyes as her little girls sings Martina McBride's song 'I'm Gonna Love You Through It'. The emotional clip has now had more than 16 million views between Facebook and other social media.

WARNING! DO NOT PRESS PLAY UNTIL YOU GRAB A KLEENEX FIRST!