Miranda Lambert pulled on her followers' heartstrings by sharing an emotional video to celebrate National Mutt Day recently,#SEE: Miranda Lambert sizzles in bold mini dress and cowboy bootsThe country music singer uploaded a compilation video to Instagram which saw her playing with several different dogs during a visit to an animal shelter. Miranda appeared overcome with emotion as she doted on the sweet canines.WATCH: Miranda Lambert shares hilarious videos of husband and rescue petsMiranda – who set up MuttNation, a non-profit organization that promotes the adoption of shelter dogs and spaying and neutering, in 2009 with her mom Bev – used the video to plead with her fans to "keep an open mind" if looking for a pet dog."I encourage you to keep an open mind if you're looking for a new pup," she wrote across the top of the clip.