With the introduction of the internet and the World Wide Web, the process of globalization has gained traction rapidly. Supporting this process are the three engines of globalization namely technic, economics and politics. Now in the era of Industrial Revolutions 4.0 (IR4), humans are more mobile, fully utilizing the technology brought about by IR4, especially cloud computing, big data and the internet of things. All of these have changed the way we live our lives. For the institutions of higher learning, they must be able to adapt to these new technologies to ensure they can produce graduates who can fit into the fastmoving globalizing world. One of the ways is to make teaching and learning mobile by using existing social media as one of the platforms to enable students to learn wherever and whenever they want. This paper studies the students' perception on the use of Twitter for learning in blended learning courses. The study is based on quantitative method, using an online questionnaire as the main instrument to gather the students' responses. The study found that the students have a positive perception on the use of Twitter as part of the learning process in blended learning courses.