Observing receptive skills development in Saudi Arabia's undergraduates at Summer University (pseudonym), this paper immaculately investigates students' perceptions regarding the uses of Facebook as a well-liked forum of social media pertinent to enhancement of Receptive Skill of English, as a foreign language. At greater extent, their approaches have been scrutinized while using Facebook and the nature of influence of Facebook have been examined as well. Data have been collected from seventy-five undergraduate's students via questionnaire. In addition, findings put forward that Facebook use is exceedingly effectual in mounting students' listening and reading skills meticulously of English language. Relevantly, some of the probable threats to students' proficiency have been pointed out. In fewest possible words, the study lucidly concludes that undergraduates, generally speaking, are positive in relation to the role of Facebook in the development of receptive skills while using Facebook, which not only influencing undergraduates to visualize innovative ideas in visual or video formats but also it inspires to communicate in English language.