Sharna Burgess is bringing love into 2021! On New Year's Day, the 35-year-old pro took to Instagram to reflect on the ups and downs of 2020, and reveal how she hopes to start 2021 on a positive note.The lengthy post came just days after a source told ET that Burgess and 47-year-old actor Brian Austin Green are «casually seeing each other,» and confirmed that the pair recently went on vacation together.«How does one begin to sum up a year that has been equal parts devastating and incredible? I