Baby boy can't stop laughing while playing with dog 'best friend'

A cute video has emerged of a baby laughing infectiously as he plays with his dog. <br /><br />The footage, shot at a home in the Bronx, New York, USA last week, shows the 14-month-old boy playfully trying to grab the pet. <br /><br />++CLIENTS PLEASE NOTE: THIS VIDEO HAS BEEN EDITED++