For many viewers in Russia and across several international territories, the phrase "REN TV Friday night" evokes a specific era of late-night television defined by its provocative programming. Between the late 1990s and the mid-2000s, (Russian: РЕН ТВ) carved out a unique niche by broadcasting Playboy-branded erotic movies and "Arthouse" films on Friday and Saturday nights. The Era of "Night Sessions" on REN TV

: On Saturday and Friday nights, the channel gained notoriety for airing adult content, often branded by Playboy, which included erotic dramas and themed specials.

Starting around 2006, REN TV underwent a massive shift in identity. The "Playboy nights" and high-concept erotic cinema were gradually phased out as the network's ownership and editorial direction changed.