Step 1 : Introduction to the question "The brother of which of actor recorded a top 10 Billboard hit in the 1980s?"
...Frank Stallone Jr. is the younger brother of Sylvester Stallone and wrote music for many of his movies. His song "Far from Over", which appeared in the 1983 film Staying Alive and was also featured in the film's soundtrack, peaked at number ten on the Billboard Hot 100, for which he received Golden Globe and Grammy nominations. The album was nominated for a Grammy Award for Best Album of Original Score Written for a Motion Picture or Television Special. Frank has recorded nine solo albums receiving praise from legends Frank Sinatra and Tony Bennett.
Step 2 : Answer to the question "The brother of which of actor recorded a top 10 Billboard hit in the 1980s?"
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