SAN DIEGO - In the annals of "Avengers: Age of Ultron" video bombs at San Diego Comic-Con 2014, I'm fairly certain that Mark Ruffalo's is still the best. But Samuel L. Jackson definitely gives Ruffalo a run for his money with his blatant (albeit welcome) intrusion into our red carpet interview with Chris Evans:

Samuel L. Jackson video bombs Avengers Age of Ultron co-star Chris Evans at San Diego Comic-Con

So what does SLJ warn Chris not to do? For the answer to that question, and to hear Evans' explanation of what makes James Spader so intimidating in person (hint: "[It] feels like he's looking into your soul"), click on the video above for the full interview.

"Avengers: Age of Ultron" hits theaters on May 1, 2015.