It's not just Lowe who noticed. S.E. Hinton, the book's author (she wrote it when she was only 16!), commented on X that Swayze took every opportunity to be seen while making The Outsiders.

Tom Cruise, Rob Lowe, C. Thomas Howell, Ralph Macchio, Matt Dillon, Emilio Estevez and Patrick Swayze in 1983's 'The Outsiders' “You were all young guys who loved acting,” Coppola recalled on ...

7 Tom Cruise (from left), Rob Lowe, C. Thomas Howell, Matt Dillon, Ralph Macchio, Emilio Estevez and Patrick Swayze on the set of “The Outsiders.” ©Warner Bros/Courtesy Everett Collection 7 ...

Francis Ford Coppola is sharing old footage of auditions for his 1983 movie 'The Outsiders,' which starred Tom Cruise, Ralph Macchio, Matt Dillon, Patrick Swayze, Diane Lane, Rob Lowe , C. Thomas ...

Cruise and Lowe were filmed reading lines from the film, based on the novel by S.E. Hinton, and Patrick Swayze and Emilio Estevez also make appearances. "The Outsiders" was released in 1983.

Nancy Moran/Sygma via Getty Tom Cruise, Rob Lowe, C. Thomas Howell, Ralph Macchio, Matt Dillon, Emilio Estevez and Patrick Swayze in 1983's 'The Outsiders' Sunset Boulevard/Corbis via Getty Emilio ...