Answer the following question: What key details about us the duo can be extracted from the following bio? Bio: us the duo are an american folk-pop duo consisting of husband-and-wife michael and carissa alvarado . the duo met in los angeles , california in 2011 on the set of a music video . they married in 2012 . in 2013 , the duo started uploading six-second cover versions of popular songs to their vine account , where they have amassed over 4.8 million followers as of august 2015 . in march 2014 , they were signed to republic records . they are widely regarded as the first musicians to have signed to a major record label due of their presence on vine .
Answer:
- years active is 2011 -- present- origin is los angeles , california- genre is pop- name is us the duo- background is group_or_band- label is republic , umg