"The Ultimate World Cruise: Luxury, Complaints, and Medical Emergencies"

TikTok star Marc Sebastian gained popularity for his videos on fashion and pop culture, and recently embarked on Royal Caribbean’s Ultimate World Cruise, documenting his experiences and interactions on the nine-month global tour. His candid and entertaining content, including critiques of ship life and interactions with other influencers, garnered millions of views. Despite not monetizing his videos, Sebastian's cruise journey has boosted his visibility and led to coverage in major news outlets, marking a successful foray into influencer marketing.