Sean Hayes and Ethan Slater costarred on the stage ... After Grande, 31, and Hayes, 54, reminisced on their time sharing a hair and makeup trailer while performing in 2016's Hairspray Live!

Ariana Grande appears to not be shy anymore while talking about her partner, Ethan Slater, who also starred alongside her in Wicked. The singer and actress talked about him when she appeared on ...