Question: "Let 'Em In" is a song by Wings from which 1976 album, it's the fifth studio album by Wings, released on 25 March 1976 as a follow-up to their previous album "Venus and Mars"? 
Sentence (from "Wings at the Speed of Sound"): Both singles from the album also reached the top 5 of the UK and US singles charts, with 'Silly Love Songs' reaching number 1 in the US.
Relevant evidence: No