Ah, Simon Pegg movies are a delightful choice for some laughter-filled evenings! If you're a fan of his style, you might enjoy checking out some other comedy films with similar vibes. Here are a few recommendations for you and your wife:

1. "The Cornetto Trilogy" - In addition to the movies you mentioned ("Shaun of the Dead," "Hot Fuzz," and "The World's End"), these three films directed by Edgar Wright offer a wonderful mix of humor, action, and clever storytelling.

2. "Paul" - This sci-fi comedy features Simon Pegg and Nick Frost as two friends who encounter an alien during their road trip across America. It's packed with laughs and references to classic sci-fi.

3. "Superbad" - If you're up for some hilarious coming-of-age comedy, this film follows two high school friends on an epic night of adventure before graduation.

4. "Anchorman: The Legend of Ron Burgundy" - A classic comedy starring Will Ferrell as an eccentric news anchor in the 1970s. It's filled with absurd humor and memorable one-liners.

5. "Tropic Thunder" - This action-comedy satirizes Hollywood while bringing together a star-studded cast in a tale about actors stuck in real-life danger during filming.

Remember that humor is subjective, so what tickles your funny bone may differ from others'. But give these suggestions a go—you never know when you'll discover your next favorite comedic gem!

Happy watching!