I’m guessing you’re riffing on a fun, fictional collaboration involving Barney, some baloney (literal or figurative!), and the “It’s Great to Be an Engine” song from Thomas & Friends! Since this seems to be a playful mashup, let’s roll with it and imagine a hilarious crossover where Barney the Dinosaur teams up with Thomas the Tank Engine for a comedic take on the song, with a side of baloney-flavored chaos. Here’s a lighthearted, fictional spin