![Lady Gaga, Bradley Cooper light up stage on Las Vegas Strip | Kats | Entertainment | Entertainment Columns Lady Gaga, Bradley Cooper light up stage on Las Vegas Strip | Kats | Entertainment | Entertainment Columns](https://www.reviewjournal.com/wp-content/uploads/2019/01/11722111_web1_coopergagaweb.jpg?crop=1)
Lady Gaga, Bradley Cooper light up stage on Las Vegas Strip | Kats | Entertainment | Entertainment Columns
![Lady Gaga brings out Bradley Cooper for surprise duet of 'Shallow' in Las Vegas (Watch) – Boston Herald Lady Gaga brings out Bradley Cooper for surprise duet of 'Shallow' in Las Vegas (Watch) – Boston Herald](https://www.bostonherald.com/wp-content/uploads/2019/01/GettyImages-1078858162-e1548593248539.jpg?w=525)
Lady Gaga brings out Bradley Cooper for surprise duet of 'Shallow' in Las Vegas (Watch) – Boston Herald
![Lady Gaga and Bradley Cooper just sang Shallow LIVE during her Las Vegas Show: | Films | Entertainment | Express.co.uk Lady Gaga and Bradley Cooper just sang Shallow LIVE during her Las Vegas Show: | Films | Entertainment | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/36/590x/1078540_1.jpg)
Lady Gaga and Bradley Cooper just sang Shallow LIVE during her Las Vegas Show: | Films | Entertainment | Express.co.uk
![Bradley Cooper surprises fans as he jumps on stage to perform with Lady Gaga in Las Vegas - ABC News Bradley Cooper surprises fans as he jumps on stage to perform with Lady Gaga in Las Vegas - ABC News](https://s.abcnews.com/images/GMA/cooper-gaga-shallow-ugc-mo-20190127_hpMain_16x9_992.jpg)
Bradley Cooper surprises fans as he jumps on stage to perform with Lady Gaga in Las Vegas - ABC News
![Lady Gaga, Bradley Cooper light up stage on Las Vegas Strip | Kats | Entertainment | Entertainment Columns Lady Gaga, Bradley Cooper light up stage on Las Vegas Strip | Kats | Entertainment | Entertainment Columns](https://www.reviewjournal.com/wp-content/uploads/2019/01/11722111_web1_coopergagasing.jpg)