These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
Cars also turn up frequently, as the Cool Car entry on the main page points out.
As does travel. Glory Days, for instance, begins with a mention of a truck-stop bar, and Jungleland begins with a "magic rat" crossing the Jersey state line. Within "travel", crossing county or state lines is common, presumably because this represents moving from one thing to the next.
"The Wish", an autobiographical song about his mom buying him a guitar for Christmas: "Well, tonight I'm takin' requests here in the kitchen, this one's for you, ma, let me come right out and say it, it's overdue, but baby, if you're looking for a sad song, well, I ain't gonna play it!"
Ensemble Dark Horse: The Big Man, Clarence Clemons. Always introduced last, to the loudest applause. You could usually hear, on live recordings, a swell in the crowd noise when he got a solo. Also The Stoic and usually The Voiceless, although he could and sometimes did sing.
Clemons sometimes toured on his own with a band called "The Big Man's Temple of Soul". And his shows were every bit as intense as Bruce's.
Album variant: Magic, which had only two singles (neither of them hits) and was (allegedly) denied radio airplay by major radio stations, still managed to become his fastest-selling album of the decade thanks to its fan-favorite tracks like "Girls in Their Summer Clothes" and "Long Walk Home."
Memetic Badass: Clarence. The story of how he joined the band: They were playing in a small club on a rather stormy night, he showed up and accidentally tore the door off its hinges and told Bruce "I want to play with your band."
According to legend, Bruce's response was, "...uh, you can do WHATEVER YOU WANT, man..."