Mark Wahlberg’s youngest daughter, Grace, celebrated her 16th birthday on Monday, as her mother, Rhea, shared a touching tribute to the teen. The mother of four took to Instagram to share a carousel of photos of Grace throughout her life, including snaps of her receiving a pair of riding boots, pictures with her horse, and photos of the whole family together. “Happy Birthday my girl! I don’t know where the 16 years went but I am so so so proud of you and love you so much,” she wrote in the caption. “Your drive, determination, work ethic and kindness impress me every day. Keep being you always! I love you (more)!!” © InstagramRhea shared several snaps of her youngest daughter Grace Mark shared the love in the comment section, posting heart, fire and clapping emojis to celebrate his daughter. Grace is an avid equestrian who spends her days riding horses and training for events.  The teen was hospitalized in November after falling off her horse and injuring her collarbone. She shared a photo from her …