Everyone loves a good crossover, and more times than not, that comes in the form of two TV series blending their casts for an epic one-time episode. Think Family Guy and The Simpsons in 2014,Scandal and How To Get Away With Murder in 2018, and Abbott Elementary and It's Always Sunny in Philadelphia earlier in 2025. Crossovers are also cool when it’s a musician stepping onto the big or small screen. There are numerous examples of this, few are unforgettable, others are good, most decent, and...