Crossword clues for they pop up from time to timeAnswerClueADSThey pop up from time to timeSMILESOld-time pop ballad.DROPINHOURSTimes to pop by, and a feature of the starred clues' answers (hint: include two letters below them)SECADATwo-time Latin Pop Grammy winner JonMESTWasting Time pop-punkersBTSBoy band dubbed the "Princes of Pop" by Time magazine in 2019BTSGroup crowned "Princes of Pop" by Time magazine in 2019THEOLDSOne's behind-the-times mom and pop, slangilyVIDEOSuper annoying pop-up, at timesVOX__ Pop (old-time radio show)BTSBest-selling K-pop band of all timeSPIDERMANANDBOYGEORGELife time of comic hero with pop singerTAYLORSWIFTCountry-pop star with the 2008 six-time platinum album "Fearless"KASEMHis New York Times obit described him as a "wholesome voice of pop radio"ROBERTINDIANAPop artist whose best-known image is replicated eight times in this gridROBERTINDIANAPop artist who created a famous verbal image in 1964 (reproduced four times in this grid)LOVELANGUAGESQuality time, words of affirmation, receiving gifts, acts of service, and physical touch, per a 1992 pop-psychology classic