The "Bajrangi Bhaijaan" actor called upon his 12 million fans on micro-blogging website Twitter to follow the legendary actor.
"Agar kisi ko follow karna hai? Bahar ka... Inko follow karo @TheSlyStallone. Aapke Hero ka hero Sylvester Stallone (If anyone has to follow a Hollywood star, then follow Sylvester Stallone. He is the hero of your hero)," Salman tweeted on Friday.
Stallone has also had a Bollywood stint. He did a cameo in Akshay Kumar and Kareena Kapoor starrer "Kambakkht Ishq" in 2009.