![New York Mets on X: Get #BackInBlack on Friday, Sept. 17 when the first 20,000 fans receive a Pete Alonso black jersey t-shirt! 🎟: / X](https://cdn.newsday.com/image-service/version/c:NmZlZjc4ZjEtYjEyOS00:ODcyODMz/spmspring2021_gallery.jpg)
Pete Alonso makes his black Mets jerseys pitch: 'Friday Night Blackouts' - Newsday
![New York Mets on X: Get #BackInBlack on Friday, Sept. 17 when the first 20,000 fans receive a Pete Alonso black jersey t-shirt! 🎟: / X](https://vafloc02.s3.amazonaws.com/isyn/images/f764/img-3636764-f.jpg)
Pete Alonso #20 - Mets Combined No-Hitter - Autographed Game Used Jersey and Game Used Pants Combo - Inscribed No-Hitter 4-29-22 - Mets vs. Phillies - 4/29/22
![New York Mets on X: Get #BackInBlack on Friday, Sept. 17 when the first 20,000 fans receive a Pete Alonso black jersey t-shirt! 🎟: / X](https://cdn.newsday.com/ace/c:OWQxZGI1M2UtNjQ2NS00:N2RjOTQ4/landscape/1280)
Pete Alonso makes his black Mets jerseys pitch: 'Friday Night Blackouts' - Newsday
![New York Mets on X: Get #BackInBlack on Friday, Sept. 17 when the first 20,000 fans receive a Pete Alonso black jersey t-shirt! 🎟: / X](https://cdn.newsday.com/image-service/version/c:MzdlYjU1YjktMGMwYi00:MDY3N2Y1/spmspring2021_gallery.jpg)
Pete Alonso makes his black Mets jerseys pitch: 'Friday Night Blackouts' - Newsday
![New York Mets on X: Get #BackInBlack on Friday, Sept. 17 when the first 20,000 fans receive a Pete Alonso black jersey t-shirt! 🎟: / X](https://cdn.newsday.com/image-service/version/c:MjlkZGI3NGUtMmJiMS00:MDI3M2Jl/spmspring2021_gallery.jpg)
Pete Alonso makes his black Mets jerseys pitch: 'Friday Night Blackouts' - Newsday
![New York Mets on X: Get #BackInBlack on Friday, Sept. 17 when the first 20,000 fans receive a Pete Alonso black jersey t-shirt! 🎟: / X](https://cdn.newsday.com/image-service/version/c:ODc2M2I5ZTctOTYwOS00:NzhmN2Ux/spmspring2021_gallery.jpg)
Pete Alonso makes his black Mets jerseys pitch: 'Friday Night Blackouts' - Newsday
![New York Mets on X: Get #BackInBlack on Friday, Sept. 17 when the first 20,000 fans receive a Pete Alonso black jersey t-shirt! 🎟: / X](https://vafloc02.s3.amazonaws.com/isyn/images/f763/img-3636763-m.jpg)
Pete Alonso #20 - Mets Combined No-Hitter - Autographed Game Used Jersey and Game Used Pants Combo - Inscribed No-Hitter 4-29-22 - Mets vs. Phillies - 4/29/22
![New York Mets on X: Get #BackInBlack on Friday, Sept. 17 when the first 20,000 fans receive a Pete Alonso black jersey t-shirt! 🎟: / X](https://cdn.newsday.com/image-service/version/c:YmYwZDQ4ZjktYTcyYS00:NWNiZGFj/spmspring2021_gallery.jpg)
Pete Alonso makes his black Mets jerseys pitch: 'Friday Night Blackouts' - Newsday
![New York Mets on X: Get #BackInBlack on Friday, Sept. 17 when the first 20,000 fans receive a Pete Alonso black jersey t-shirt! 🎟: / X](https://cdn.shopify.com/s/files/1/0797/7239/files/players_weekend_480x480.jpg?v=1611157396)
Did Pete Alonso Just Announce That The Black Mets Jerseys Are Coming B
![New York Mets on X: Get #BackInBlack on Friday, Sept. 17 when the first 20,000 fans receive a Pete Alonso black jersey t-shirt! 🎟: / X](https://cdn.newsday.com/image-service/version/c:NDFkZjc0NWYtMTY2MC00:OTJhMGI2/spmspring2021_gallery.jpg)
Pete Alonso makes his black Mets jerseys pitch: 'Friday Night Blackouts' - Newsday
![New York Mets on X: Get #BackInBlack on Friday, Sept. 17 when the first 20,000 fans receive a Pete Alonso black jersey t-shirt! 🎟: / X](https://vafloc02.s3.amazonaws.com/isyn/images/f765/img-3636765-m.jpg)
Pete Alonso #20 - Mets Combined No-Hitter - Autographed Game Used Jersey and Game Used Pants Combo - Inscribed No-Hitter 4-29-22 - Mets vs. Phillies - 4/29/22
![New York Mets on X: Get #BackInBlack on Friday, Sept. 17 when the first 20,000 fans receive a Pete Alonso black jersey t-shirt! 🎟: / X](https://cdn.newsday.com/image-service/version/c:ODBmYWJmODktNjVhYS00:NWM2NTYy/spmspring2021_gallery.jpg)
Pete Alonso makes his black Mets jerseys pitch: 'Friday Night Blackouts' - Newsday