41. The testimony was part of an oversight hearing on immigrants who illegally overstay their visas. 42. It has always been illegal to overstay a visa or sneak into the United States. 43. They're all overstays ." 44. But even heroes can overstay their welcome. 45. One has to combine visa overstays and cross-border illegal entries from separate reports. 46. More than 90 percent of these " overstays " are tourists or business travelers. 47. This movie chugs along, merrily cranking out enough expected scenarios to help overstay its welcome. 48. "I don't want to overstay my welcome, " he said. 49. If they overstay and are caught by police, they are sent back to the mainland. 50. He said about 52 percent of undocumented immigrants come by airplane or boat and overstay their visas.