This T-shirt is inspired by “IGBBMN” — an abbreviation of the phrase “It’s Gon’ Be Bad, Man” — which has been spreading strongly among UFC fans and is associated with former interim lightweight champion Dustin Poirier “The Diamond,” appearing frequently on TikTok and Instagram recently as a humorous catchphrase.
The Story Behind the Dustin Poirier IGBBMN Shirt
Poirier, one of the greatest lightweight fighters in UFC history with a fighting career from 2009 to 2025, is known not only for his high-level fights but also for his down-to-earth and humorous personality. The phrase “It’s gon be bad” has become associated with his image through numerous viral short videos, gradually being abbreviated by the fan community as “IGBBMN” and becoming one of the most memorable and humorous MMA memes.
IGBBMN Shirt Dustin Poirier
Album Cover Style Design
Against a minimalist white shirt, the image of Dustin Poirier with his signature tattoos, wearing a chain and watch, is printed in a layout resembling a music album cover – a humorous play on words that connects the fighter’s image with hip-hop culture.
As a print-on-demand store, each shirt is printed individually by Shasilo after you place your order, so please allow the standard production time before the item is shipped. Buy this T-shirt now with the best quality for you so you can immerse yourself in this interest.
As a print-on-demand store, all items are produced after your order is placed. Delivery time includes:
Production Time - Time to print and prepare your item
Shipping Time - Time for the carrier to deliver your package
Orders begin processing once payment is successfully completed.
Orders placed after this time will start processing on the next business day. All timeframes are calculated in business days (Monday–Friday), excluding weekends and public holidays.
Estimated Production & Shipping Times
Please note: Delivery times are estimates and may be extended due to weather conditions, customs clearance, or peak seasons.
1. Domestic Orders (United States)
Product Type
Production Time
Shipping Time
Standard Apparel (2D Graphic Tee)
1–3 business days
3–7 business days
All-Over Print Apparel
3–5 business days
7–10 business days
Hats & Accessories
3–5 business days
7–10 business days
Jerseys
3–5 business days
7–10 business days
Blankets & Bedding
3–5 business days
7–10 business days
2. International Orders
Stage
Estimated Time
Production
3–5 business days
Shipping
9–15 business days
International delivery times may vary depending on customs procedures, destination regulations, and local postal services.
Refund Policies
1. Order Cancellation & Modification
Because our products are custom-made, cancellation or modification is time-sensitive.
You may request to cancel or modify your order within 6 hours of placing it, provided that production has not yet started.
Production may begin shortly after purchase depending on our workflow. Once your order has entered production, it cannot be canceled or modified.
To request changes, please email us immediately at:
We ship within the United States and worldwide. Shipping costs and delivery times may vary. Please refer to the Shipping Policy page of Shasilo for more information.