diff --git a/.vscode/settings.json b/.vscode/settings.json
index 9c2d689..3d47c94 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -70,6 +70,8 @@
         "numeric": "cpp",
         "stack": "cpp",
         "list": "cpp",
-        "variant": "cpp"
+        "variant": "cpp",
+        "__functional_base_03": "cpp",
+        "charconv": "cpp"
     }
 }
\ No newline at end of file
diff --git a/ml.cpp b/ml.cpp
index 377ca9f..aaff3aa 100644
--- a/ml.cpp
+++ b/ml.cpp
@@ -2163,7 +2163,7 @@ int main(int argc, char *argv[]) {
 		// help
 		if (cmdOptionExists(argv, argv + argc, "-h")) {
 			std::cout
-				    << "Usage:\n\t-h print this help\n\t-b skip stdlib loading\n\t-c code - runs code passed on command line\n\t-f source_file - executes code in file\n\t-i runs repl\n\t-p prints profile info at the end\n\t-v prints version string\n\n";
+				    << "Usage:\n\t-h print this help\n\t-b skip stdlib loading\n\t-c code - runs code passed on command line\n\t-f source_file - executes code in file\n\t-i runs repl\n\t-run used for shebang\n\t-p prints profile info at the end\n\t-v prints version string\n\n";
 			return 0;
 		}
 		// version
@@ -2176,19 +2176,18 @@ int main(int argc, char *argv[]) {
 			std::vector<std::string> codes = getCmdOption(argv, argc, "-c");
 			for (size_t i = 0; i < codes.size(); i++)
 				run(codes[i], env);
-			// run files
+		// run files
 		} else if (cmdOptionExists(argv, argv + argc, "-f")) {
 			std::vector<std::string> files = getCmdOption(argv, argc, "-f");
 			for (size_t i = 0; i < files.size(); i++)
 				run(read_file_contents(files[i]), env);
-			// just one parameter - filename
-		} else if (argc == 2 && !cmdOptionExists(argv, argv + argc, "-b")) {
-			std::string file_content = read_file_contents(argv[1]);
+		// sheebang
+		} else if (argc == 3 && cmdOptionExists(argv, argv + argc, "-run")) {
+			std::string file_content = read_file_contents(argv[2]);
 			if (file_content.find("#!") == 0)        // shebang ?
-				file_content.erase(0, file_content.find("\n") +
-						      1);                // TODO mac osx newline??
+				file_content.erase(0, file_content.find("\n") + 1);   // TODO mac osx newline??
 			run(file_content, env);
-			// repl
+		// repl
 		} else {
 			repl(env);
 		}
diff --git a/usql/main.cpp b/usql/main.cpp
index f128100..3fea64f 100644
--- a/usql/main.cpp
+++ b/usql/main.cpp
@@ -148,7 +148,7 @@ void debug() {
 		    "insert into a (i, s, b) values(1, upper('zero'), 'Y')",
 		    "insert into a (i, s, b, f) values(1 + 10000, upper('one'), 'N', 3.1415)",
 		    "insert into a (i, s, f) values(2 + 10000, upper('two'), 9.1415)",
-		    "select * from a order by i",
+		    "select pp(f * 100, \"%.2f\"), i from a order by i",
 		//     "select min(i), max(f), count(*) from a where b is not null",
 		//     "select * from a where b is null",
 		//     "select * from a where b is not null",
diff --git a/usql/parser.cpp b/usql/parser.cpp
index 4889147..1109241 100644
--- a/usql/parser.cpp
+++ b/usql/parser.cpp
@@ -424,7 +424,7 @@ namespace usql {
 
 		m_lexer.skipToken(TokenType::open_paren);
 		while (m_lexer.tokenType() != TokenType::close_paren && m_lexer.tokenType() != TokenType::eof) {
-			pars.push_back(parse_value());
+			pars.push_back(parse_expression());
 			m_lexer.skipTokenOptional(TokenType::comma);
 		}
 		m_lexer.skipToken(TokenType::close_paren);
diff --git a/usql/usql.cpp b/usql/usql.cpp
index 7ac76d3..238824d 100644
--- a/usql/usql.cpp
+++ b/usql/usql.cpp
@@ -309,6 +309,8 @@ std::unique_ptr<ValueNode> USql::pp_function(const std::vector<std::unique_ptr<V
 
 		if (format == "100%")
 			std::snprintf(buf, 20, "%.2f%%", value);
+		else if (format == "%.2f")
+			std::snprintf(buf, 20, "%.2f", value);
 		else if (value >= 1000000000000)
 			std::snprintf(buf, 20, "%7.2fT", value/1000000000000);
 		else if (value >= 1000000000)