Taylor Swift’s level of fame overwhelms her boyfriend Travis Kelce’s brother. The ‘Shake it Off’ singer, 34, has been dating NFL star Travis, also 34, since last summer and his former Philadelphia Eagles player sibling Jason, 36, has now opened up about the impact of seeing the astonishing status of her stardom up close. He told ‘94WIP Morning Show’ co-hosts Joe DeCamara and Jon Ritchie: “It’s a lot. There’s a lot of people paying attention at all times, which is positive and negative at times.” Jason added attempting to be “private” and “live your life” with Taylor’s level of fame can sometim…