tonight -- jason sudeikis, kathryn hahn, david remnick.ring the 8g band. [ cheers and applause ♪ and now, here he is, seth meyers. [ cheers and applause ] ♪ >> seth: good evening, everyone. i'm seth meyers, this is "late night." how's everyone doing tonight? [ cheers and applause ] did everyone have a good st. patrick's day? [ cheers and applause ] well, if the sound of that cheering made you want to kill yourself, then answer is yes. [ laughter ] well, the situation in the ukraine -- i don't know if you have been following the situation in the ukraine, but the situation in ukraine continues to develop. vladimir putin signed a treaty this morning that formally absorbs crimea into the russian federation. so if you felt bad because you didn't know where crimea was, don't worry, it's gone. [ laughter ] it's not there anymore. it's gone. [ cheers and applause ] things are heating up, though. vice president biden said today that the u.s. is considering sending troops to the baltic states bordering russia. according to biden, the baltic states a