Elvis Presley's first national television appearance was on Stage Show on January 28, 1956.
Notes on verification
Multiple independent sources (Graceland official blog, Wikipedia, Elvis History Blog, elvis.com.au, Elvis Presley Music Australia) consistently confirm the date and event with corroborating details. [cascade flags: wikipedia_dropped_other_sources_exist | tier=bronze indep_score=0.525 clusters=4 claim_tier=notable | kind=empirical eligibility=high]
Sources
- Elvis Presley on TV: 10 Unforgettable Broadcasts (seed:comedy_and_entertainment)
- https://www.elvis.com.au/presley/elvis-presleys-national-tv-appearances-in-the-1950s.shtml (corroboration)
- https://www.graceland.com/blog/posts/from-coast-to-coast-elvis-presleys-first-national-tv-appearance (corroboration)
- http://www.elvis-history-blog.com/elvis-on-tv.html (corroboration)
- https://www.elvispresleymusic.com.au/pictures/1956-the-dorsey-brothers-stage-show.html (corroboration)