9/11 Never Forget- Stars Remember September 11 On Twitter- Lady Gaga, Andy Cohen, Lisa Vanderpump & More

It has been 13 years since the tragic events of September 11. Today we remember those who lost their lives in the terrorist attacks on the World Trade Center in New York City.

According to E! News, during a ceremony, in observance of the 9/11, President Obama gave a speech this morning where he stated, "thirteen years after small and hateful minds conspired to break us, America stands tall and proud."

We do indeed, and an outpouring of celebrities have taken to Twitter using the hashtag #NeverForget to remember this tragic day in our nations history, as well as those who have been so deeply affected by it. They also take the time out to remind us to support one another other during times of tragedy.

Nicki Minaj, took to her Instagram to remember, posting the picture above and writing, "Still Standing."